Manuscripts
Sketches: Elisha Hale: Rotary Machine [1838 or 1839]. 1 item
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Business Documents: Elisha Hale: Agreements-Elisha Hale: Inventions – Rotary Machine Patent
Manuscripts
mssHale papers.
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Business Documents: Elisha Hale: Inventions – Rotary Machine (1846-1850). 30 items
Manuscripts
mssHale papers.