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Vignetter for Cameras.

Description: Patent for an improved vignetter for cameras which is able to blend backgrounds of "a number of photographic impressions made upon a single sensitized plate or film" (lines 14-16).
Date: September 28, 1915
Creator: Moine, Selest E.
Partner: UNT Libraries Government Documents Department

Lister Plow Adjuster

Description: Patent for Lister Plow Adjuster
Date: September 26, 1916
Creator: Kunkel, Oscar
Partner: UNT Libraries Government Documents Department

Shifting Camera Back.

Description: Patent for a shifting camera back that allows a photographer to take a large number of photographs on a single plate or film, including instructions and illustrations.
Date: September 15, 1914
Creator: Moine, Selest E.
Partner: UNT Libraries Government Documents Department
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