Joseph Henry taken between 1865 and 1878, possibly by Mathew Brady. Joseph Henry (December 17, 1797 – May 13, 1878) was an American scientist who served as the first Secretary of the Smithsonian Institution. from the article ' BEGINNINGS AND FUTURE OF THE ARC-LAMP ' by S. M. Hamill from The Engineering Magazine DEVOTED TO INDUSTRIAL PROGRESS Volume VII April to September, 1894 NEW YORK The Engineering Magazine Co

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Location: USA
Photo credit: © Historic Illustrations / Alamy / Afripics
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