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Collection, Preservation and Display of Old Lawn Mowers

1818-01-15 Patent 4196 - Diagrams

Diagrams showing mechanism of Lewis & Davis's Patent "...for certain Improvements on Shearing Machines...", dated 18 January 1818.

The Repertory of Arts and Manufactures 
Series: 2
Volume: 37-38
Year: 1820-21           

Publication
Patent Document
Date
Source
Hathi Trust/Google Books/Repertory of Arts and Manufactures/P443