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Electric Battery

Description: Patent for an electric battery. This battery is designed to be more efficient and run for a longer time, without adding water.
Date: October 24, 1922
Creator: Holmes, Frank M.
Partner: UNT Libraries Government Documents Department

Carbureter

Description: Patent for a carburetor. This carburetor is designed to be used with crude oil, and to be easily constructed and operated.
Date: September 6, 1921
Creator: Walker, Sanders
Partner: UNT Libraries Government Documents Department

Rope-Socket.

Description: Patent for rope socket "for use in connection with oil well drilling bits" (lines 13-14) "which can be quickly, easily and conveniently adjusted to provide a swivel or nonswivel socket as desired" (lines 16-19) including illustrations.
Date: May 28, 1917
Creator: McConnell, Scott Russell
Partner: UNT Libraries Government Documents Department

Pump

Description: This patent is for pumps. This patent allows for the pump barrel to be readily disengaged from its normal positive engagement with the well tube for removal from said tube for repairs or any other reason.
Date: March 19, 1918
Creator: Perry, Sherman V.
Partner: UNT Libraries Government Documents Department

Measure for Oil-Wells.

Description: Patent for a device measuring the depth of oil and other wells by computing the distance preferably by the sand line or other line as it is let down from the earth's surface to the bottom of the well.
Date: May 21, 1918
Creator: Richardson, Robert B.
Partner: UNT Libraries Government Documents Department

Vacuum-Regulator for Oil-Pumps.

Description: Patent for vacuum regulator for oil pump. This device is simply constructed and easy to operate. It is an automatic cut-off in the vacuum of the pipe line to the pump.
Date: March 12, 1918
Creator: Hobb, James W.
Partner: UNT Libraries Government Documents Department

Door-Check.

Description: Patent for a door check that will be able to hold the door in any desired position to which it may be moved and it will prevent the slamming or sudden closing of the door.
Date: November 27, 1917
Creator: Winfrey, Edgar M. & Pike, John J.
Partner: UNT Libraries Government Documents Department

Growing up in Texas

Description: Memoir written by Annie Margaret Rankin Warner and Virginia "Jenny" Louise Rankin Marshall of stories on growing up in West Texas from 1866-1995.
Date: 2016
Creator: Rankin Warner, Annie Margaret & Marshall, Virginia R.
Partner: UNT Libraries
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