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Improvement in Washing-Machines.

Description: Patent for improving the washing machine by being operated by a spring-motor.
Date: September 11, 1877
Creator: Cummings, James K.
Partner: UNT Libraries Government Documents Department

Improvement in Neck-Yokes.

Description: Patent for an improvement on neck-yokes that have a "swivel-joint connection with a carriage or wagon pole" (line 18-19).
Date: September 11, 1877
Creator: Hannig, Frank
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Escapes.

Description: Patent for an improved fire escape "apparatus for receiving without injury persons or goods falling from windows of burning buildings" (line 18-20).
Date: September 11, 1877
Creator: Shishmanian, George N.
Partner: UNT Libraries Government Documents Department
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