Steelyard
Steelyard
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- Description
- This is a brass steelyard with two hooks. The beam is flat, 10 inches long, and graduated from [2] to 28. The short end is inscribed “S. E. Winslow / Philada.” Winslow explained that his aim here "is the construction of the single axle with double fulcra, for scale beams or other scales, in the manner described."
- Ref: Seth E. Winslow, “Balance or Scale-Beam,” U.S. Patent 1,708 (July 31, 1840).
- Winslow's claim in The American Repertory of Arts, Sciences, and Manufactures 2 (1841): 154.
- Location
- Currently not on view
- Object Name
- Steelyard
- Object Type
- Patent Model
- date made
- 1840
- patented by
- Winslow, Seth E.
- place made
- United States: Pennsylvania, Philadelphia
- Measurements
- overall: 18.6 cm x 38 cm x 39.5 cm; 7 5/16 in x 14 15/16 in x 15 9/16 in
- overall: 15 1/2 in x 4 1/2 in x 1 1/2 in; 39.37 cm x 11.43 cm x 3.81 cm
- ID Number
- CH.308903
- accession number
- 89797
- catalog number
- 308903
- patent number
- 1,708
- subject
- Weights & Measures
- See more items in
- Medicine and Science: Chemistry
- Data Source
- National Museum of American History
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