McClelland, Robert (1807-1880) [Patent for Matthias Baldwin's improvements in steam engine cut-off valves]
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Gilder Lehrman Collection #: GLC00064 Author/Creator: McClelland, Robert (1807-1880) Place Written: Washington, D.C. Type: Document signed Date: 13 September 1853 Pagination: 4 p. ; 52 x 37.2 cm. Order a Copy
Signed by Robert McClelland as Secretary of the Interior. Countersigned by Charles Mason as Commissioner of Patents. Baldwin's written description of his improvement is signed by Henry Simpson and Daniel McKinley as witnesses. Includes a one page diagram depicting Baldwin's invention. Contains a blue paper seal and light blue ribbon. Top of the first page is decorated with a detailed patriotic engraving along with the notes: Drawn by A.A. Von Schmidt and Eng'd by W.H. Dougal.
Matthias W. Baldwin (1795-1866), pioneer in steam locomotion and founder of Baldwin Locomotive works, was a prominent industrialist and philanthopist. Baldwin built "Old Ironsides," the first locomotive to carry passengers.
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