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Draft-Equalizer.

Description: Patent for improvement in draft-equalizers in which the draft-equalizer will “first, take away the side draft; second, to enable the plow to follow the furrow; third, to work three, four, or five horses to the same bars by simply adjusting the bars; fourth, to enable all horses except one to walk on solid ground, the one to walk in furrow; fifth, to enable the operator to place load on any point of the bars he chooses and still have a straight pull.” (Lines 25-34) Illustration is included.
Date: February 10, 1903
Creator: Lawrence, David & Vincent, John
Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for rotary engine.
Date: February 17, 1903
Creator: May, Reynolds
Partner: UNT Libraries Government Documents Department
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