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Improvement in Molds for Sewer-Building.

Description: Patent for a collapsible mold on wheels, allowing a sewer to "be built in sections around the mold and the mold moved along the trench as sections are completed" (lines 13-16) including illustrations.
Date: December 23, 1879
Creator: Burns, James
Partner: UNT Libraries Government Documents Department

Improvement in Devices for Transmitting Rotary Motion.

Description: Patent for an improvement to devices that transmit rotary motion from one shaft to another. It is comprised of a wheel on a rotary shaft that has has a groove that grips an angular nut mounted on a shaft.
Date: December 23, 1879
Creator: Howe, Milton G.
Partner: UNT Libraries Government Documents Department

Improvement in Corn and Cotton Planters.

Description: Patent for a new and improved construction and combination of parts used by machines that convert either into a cotton or corn planter, including illustrations.
Date: December 23, 1879
Creator: Rhea, Robert H.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Scrapers.

Description: Patent for an improvement in the construction of cotton-scrapers, "which is secured to the stock or standard so as to project out to one side of the cultivator-shovel" (lines 14-16) including illustrations.
Date: December 23, 1879
Creator: Hill, Abner R.
Partner: UNT Libraries Government Documents Department

Improvement in Buckles.

Description: Patent for improvements in buckles used for multiple purposes including illustrations.
Date: December 23, 1879
Creator: Carnes, William James Sr.
Partner: UNT Libraries Government Documents Department
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