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Level:
file
Collection ID:
Accession 95-116
Repository:
Smithsonian Institution Archives
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Level:
file
Collection ID:
Accession 12-610
Repository:
Smithsonian Institution Archives
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Dates:
1917 - 1980
Level:
series
Collection ID:
NMAH.AC.0351
Repository:
Archives Center, National Museum of American History
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Creators:
Ewin, James Lithgow (inventor)
Dates:
1873, 1874, 1879.
Size:
1 Cubic foot (1 box)
Collection ID:
NMAH.AC.0051
Repository:
Archives Center, National Museum of American History

This collection includes an English patent paper #2126 for improved vulcanizable water-proof gum, 1873, to Benjamin Joseph Barnard Mills; a U.S. patent paper #151,109 for improvement in the art of manufacturing horseshoes, 1874; and an English patent paper #1194 for improvement in street-lighting apparatus.

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