:Template:Maryland road map
{{#switch:{{{year}}}
|1910={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland|year=1910|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000002/restricted/msa_sc_5458_51_3145-61.pdf}}
|1911={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland: Showing State Road System and State Aid Roads Completed or Under Construction December 31, 1911|year=1911|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000003/restricted/msa_sc_5458_51_3145-54.pdf}}
|1915={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland: Showing State Road System|year=1915|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=https://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000004/restricted/msa_sc_5458_51_3145-57.pdf}}
|1921={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland: Showing State Road System and State Aid Roads|year=1921|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000006/restricted/msa_sc_5458_51_3145-53.pdf}}
|1923={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland: Showing State Road System and State Aid Roads|year=1923|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000007/restricted/msa_sc_5458__51_3145-52.pdf}}
|1927={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland: Showing State Road System and State Aid Roads|year=1927|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000008/restricted/msa_sc_5458_51_3145-60.pdf}}
|1928={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland: Showing State Road System and State Aid Roads|year=1928|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000009/restricted/msa_sc_5458_51_3145-51.pdf}}
|1930={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland Showing State Road System: State Aid Roads and Improved County Road Connections|year=1930|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=https://commons.wikimedia.org/wiki/File:Maryland_State_Highway_Map_-_1930.jpg}}
|1933={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland Showing State Road System: State Aid Roads and Improved County Road Connections|year=1933|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000010/restricted/msa_sc_5458_51_3145-50.pdf}}
|1934={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission |title=Map of Maryland Showing State Road System |year=1934|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000011/restricted/1934_sha.pdf}}
|1935={{cite map|author=Maryland Geological Survey|location=Baltimore|publisher=Maryland Geological Survey|title=Map of Maryland Showing State Road System: State Aid Roads and Improved County Road Connections|year=1935|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000012/restricted/msa_sc_5458_51_3145-49.pdf}}
|1936={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Map of Maryland Showing State Road System|year=1936|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000012/restricted/msa_sc_5458_51_3145-59.pdf}}
|1938={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Map of Maryland Showing State Road System|year=1938|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000013/restricted/msa_sc_5458_51_3145-48.pdf}}
|1939={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=General Highway Map: State of Maryland|year=1939|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000015/restricted/msa_sc_5458_51_3145-47.pdf}}
|1940={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Map of Maryland Showing Highways and Points of Interest|year=1940|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000016/restricted/msa_sc_5458_51_3145-46.pdf}}
|1946={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1946|edition=1946–1947|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000016/restricted/msa_sc_5458_51_3145-62.pdf}}
|1948={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1948|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000017/restricted/msa_sc_5458_51_3145-44.pdf}}
|1949={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1949|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000019/restricted/msa_sc_5458_51_3145-43.pdf}}
|1950={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1950|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000020/restricted/msa_sc_5458_51_3145-42.pdf}}
|1951={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1951|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000020/restricted/msa_sc_5458_51_3145-42.pdf}}
|1952={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1952|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000022/restricted/1952_sha.pdf}}
|1953={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1953|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000023/restricted/msa_sc_5458_51_3145-40.pdf}}
|1954={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1954|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000024/restricted/msa_sc_5458_51_3145-39.pdf}}
|1955={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1955|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000025/restricted/msa_sc_5458_51_3145-38.pdf}}
|1956={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1956|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000026/restricted/msa_sc_5458_51_3145-37.pdf}}
|1957={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1957|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000027/restricted/msa_sc_5458_51_3145-36.pdf}}
|1958={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1958|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000028/restricted/1958_sha.pdf}}
|1959={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1959|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000029/restricted/msa_sc_5458_51_3145-35.pdf}}
|1960={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1960|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000030/restricted/msa_sc_5458_51_3145-34.pdf}}
|1961={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1961|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000031/restricted/msa_sc_5458_51_3145-33.pdf}}
|1962={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1962|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000032/restricted/msa_sc_5458_51_3145-32.pdf}}
|1963={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1963|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000033/restricted/msa_sc_5458_51_3145-31.pdf}}
|1964={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1964|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000034/restricted/msa_sc_5458_51_3145-30.pdf}}
|1965={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1965|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000035/restricted/msa_sc_5458_51_3145-29.pdf}}
|1966={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1966|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000037/restricted/msa_sc_5458_51_3145-27.pdf}}
|1967={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1967|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000039/restricted/msa_sc_5458_51_3145-25.pdf}}
|1968={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1968|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000040/restricted/msa_sc_5458_51_3145-23.pdf}}
|1969={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1969|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000042/restricted/msa_sc_5458_51_3145-22.pdf}}
|1970={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1970|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000044/restricted/msa_sc_5458_51_3145-20.pdf}}
|1971={{cite map|author={{#ifeq:{{{link|}}}|yes| Maryland State Roads Commission | Maryland State Roads Commission }} |location=Baltimore |publisher=Maryland State Roads Commission|title=Maryland: Official Highway Map|year=1971|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000045/restricted/msa_sc_5458_51_3145-19.pdf}}
|1972={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1972|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000046/restricted/msa_sc_5458_51_3145-18.pdf}}
|1973={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1973|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000048/restricted/msa_sc_5458_51_3145-16.pdf}}
|1974={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1974|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000049/restricted/msa_sc_5458_51_3145-15.pdf}}
|1975={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1975|edition=1975–1976|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000050/restricted/msa_sc_5458_51_3145-14.pdf}}
|1977={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1977|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000051/restricted/1977_sha.pdf}}
|1978={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1978|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000052/restricted/1978_sha.pdf}}
|1979={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1979|edition=1979–1980|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000053/restricted/msa_sc_5458_51_3145-13.pdf}}
|1981={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1981|edition=1981–1982|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000054/restricted/1981_sha.pdf}}
|1983={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1983|edition=1983–1984|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000055/restricted/msa_sc_5458_51_3145-12.pdf}}
|1985={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1985|edition=1985–1986|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000056/restricted/msa_sc_5458_51_3145-11.pdf}}
|1987={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1987|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000058/restricted/msa_sc_5458_51_3145-09.pdf}}
|1989={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1989|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000059/restricted/msa_sc_5458_51_3145-08.pdf}}
|1991={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1991|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000060/restricted/msa_sc_5458_51_3145-07.pdf}}
|1993={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1993|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000061/restricted/msa_sc_5458_51_3145-06.pdf}}
|1995={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1995|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000062/restricted/msa_sc_5458_51_3145-05.pdf}}
|1997={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1997|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000063/restricted/msa_sc_5458_51_3145-04.pdf}}
|1999={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=1999|edition=1999–2000|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000064/restricted/msa_sc_5458_51_3145-03.pdf}}
|2002={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2002|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000065/restricted/2002_sha.pdf}}
|2003={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2003|edition=2003–2004|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000066/restricted/msa_sc_5458_51_3145-02.pdf}}
|2005={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2005|edition=2005–2006|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000067/restricted/msa_sc_5458_51_3145-01.pdf}}
|2007={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2007|edition=2007–2008|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=http://msa.maryland.gov/megafile/msa/speccol/sc4400/sc4409/000002/000000/000068/restricted/msa_sc_5458_51_3145-58.pdf}}
|2009={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2009|edition=2009–2010|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=}}
|2011={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2011|edition=2011–2012|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=}}
|2013={{cite map|author={{#ifeq:{{{link|}}}|yes|Maryland State Highway Administration|Maryland State Highway Administration}}|location=Baltimore |publisher=Maryland State Highway Administration|title=Maryland: Official Highway Map|year=2013|edition=2013–2014|section={{{section|}}}|sections={{{sections|}}}|inset={{{inset|}}}|mode={{{mode|}}}|ref={{{ref|}}}|url=}}
}}