patent model, mill, metal rolling

patent model, mill, metal rolling

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Object Name
patent model, mill, metal rolling
date made
1878
patent date
1878-02-19
inventor
Swett, James H.
place made
United States: Pennsylvania
associated place
United States: Pennsylvania, Pittsburgh
Measurements
overall - from catalog card: 6 in x 5 1/2 in x 11 1/2 in; 15.24 cm x 13.97 cm x 29.21 cm
overall: 5 1/4 in x 11 1/2 in x 6 3/4 in; 13.335 cm x 29.21 cm x 17.145 cm
ID Number
MC.336656
catalog number
336656
patent number
200,582
accession number
1978.0823
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Work and Industry: Mechanical and Civil Engineering
Data Source
National Museum of American History
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