Date: January 4, 1881
Creator: Clark, William
Description: Patent for a new and improved motorized butter churn. This design is of "a simple and efficient device for converting a rotary into a reciprocating motion, which may be either vertical or horizontal, and is especially adapted to the various kinds of churns, washing-machines, and the like now in the market" (lines 13-18).
Contributing Partner: UNT Libraries Government Documents Department