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Improvement in Damping-Rollers.

Description: Patent for an improvement of copying-roller through "moistening the leaves of letter-books to take impressions" (lines 15-17), with illustration.
Date: August 20, 1878
Creator: Brown, John Anderson
Partner: UNT Libraries Government Documents Department

Improvement In Cotton-Cultivators.

Description: Patent for improvements in cotton-plant cultivators.
Date: July 20, 1878
Creator: Harvey, William W.
Partner: UNT Libraries Government Documents Department

Improvement in Breech-Loading Fire-Arms.

Description: Patent for improved maneuvering and loading of firearms while riding horseback.
Date: July 20, 1878
Creator: Morrison, John T.
Partner: UNT Libraries Government Documents Department

Improvement in Car-Journal Coolers

Description: Patent for improvement of car-journal coolers on railroad-vehicles, with illustration.
Date: August 20, 1878
Creator: Morris, Robert C.
Partner: UNT Libraries Government Documents Department
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