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Dirigible Headlight

Patent for new design for dirigible headlights by Mr. Hall B. Simpson and Mr. Dewitt Hood, designed with the intention of providing "novel and improved means whereby the headlights are supported by the automobile or other vehicle for turning movement about vertical axes," alongside various innovative applications (lines 23-27).

Date: December 16, 1919

Creator: Simpson, Hall B. & Hood, Dewitt

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Rotary Engine.

Patent for a simplified rotary engine which uses steam, compressed air and other elastic fluids which act as motive fluid. This patent is special in that it is light and compact. This patent helps the engine start easily, reverse, and stop, as well as other types of motion.

Date: January 8, 1919

Creator: Campbell, William L.