Image:Henson-William 04.jpg
Summary
Scientific American on September 23, 1848; Volume 4, Issue 1, page 4
Source: Scientific American; September 23, 1848
Licensing
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Scientific American on September 23, 1848; Volume 4, Issue 1, page 4
Source: Scientific American; September 23, 1848
{{PD-US}}
{{Copy to Wikimedia Commons|bot=Svenbot|priority=true}}