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Lamp Chimney Cap.

Description: Patent for a new and improved cap for oil lamps. A lamp "equipped with [this] improvement may therefore be carried outdoors without danger of being put out or exploding on account of rain or wind. The protector, being made of metal, also serves by radiation to equalize the heat of the chimney and prevent it from cracking" (lines 48-54). Further, it is simpler and more durable than previous lamp-chimney caps.
Date: October 16, 1883
Creator: Wiesendanger, Emil Ulrich
Partner: UNT Libraries Government Documents Department

Double Acting Pump.

Description: Patent for a new and improved pump. This design is "to provide a novel, simple, and efficient double-acting balanced pump of such construction and mode of operation that the power required to operate it is only such as is requisite to lift the quantity of water discharged at each stroke" (lines 8-13).
Date: October 12, 1886
Creator: Ramsey, Haley S.
Partner: UNT Libraries Government Documents Department

Sand-Band.

Description: Patent for a sand band which will prevent sand and dirt from working in between the axle and hub and into the axle-box of a vehicle.
Date: October 12, 1880
Creator: Lupton, Lewis R.
Partner: UNT Libraries Government Documents Department
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