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Improvement in Sulky-Plows

Description: Patent for sulky plow improvements plow beams, pivot studs, and plow frame.
Date: June 5, 1877
Creator: Fowler, Albert A.
Partner: UNT Libraries Government Documents Department

Improvement in Photographic Backgrounds.

Description: Patent for a new way of "holding and manipulating photographers' backgrounds" (line 19) including illustrations.
Date: June 10, 1879
Creator: Moberly, Louis
Partner: UNT Libraries Government Documents Department
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