Latvian units of measurement
A number of units of measurements were used in Latvia to measure length, mass, area, and so on. Russian and local measures were used since 1845, and the former system before those, was that of the Netherlands.{{Cite book|title = International Critical Tables of Numerical Data, Physics, Chemistry and Technology|last = Washburn|first = E.W.|publisher = McGraw-Hil Book Company, Inc|year = 1926|location = New York|pages = [https://archive.org/details/bub_gb_zkErAAAAYAAJ/page/n31 9] | url=https://archive.org/details/bub_gb_zkErAAAAYAAJ |quote = international critical tables 1926.| accessdate=8 February 2015}}
System before metric system
A number of units were used in Russian and local systems.
=Length=
Units included:
1 elle = 0.537 m
1 quartier = {{frac|1|4}} elle
1 meile = 7 verste (Russian) = 7.468 km.{{Cite book|title = Encyclopaedia of Scientific Units, Weights and Measures. Their SI Equivalences and Origins.|url = https://archive.org/details/encyclopaediasci00card_043|url-access = limited|last = Cardarelli |first = F.|publisher = Springer|year = 2003|isbn = 978-1-4471-1122-1|location = London|pages = [https://archive.org/details/encyclopaediasci00card_043/page/n864 119], 120}}