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Trap

Description: Patent for an improvement on traps. This trap is primarily insect and pest control, meant for ants and flies.
Date: October 17, 1919
Creator: Miller, William B.
Partner: UNT Libraries Government Documents Department

Cultivation of Soil.

Description: Patent for improvements in soil cultivation, relating "to conserving and preserving moisture in the soil for growing vegetation" (lines 8-10), including illustrations and instructions.
Date: June 10, 1919
Creator: Lyon, Leonidas N.
Partner: UNT Libraries Government Documents Department
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