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[Overturned Airplane]

Description: Postcard of an airplane overturned in a field with its wheels in the air and an upside down number "4" visible on the side of the plane. A handwritten text on the front of the postcard reads "One of the Planes Attached to the 14th Cav. During Hike to Border, Turns Over at Encinal Texas, with Maj. Cushman as Passenger."
Date: 1915~
Partner: The University of Texas – Rio Grande Valley

[Airplane in a Field]

Description: Postcard of an airplane with its nose stuck in the ground in a field with a horse in front of it and two unidentified boys standing on the right. A text on the front of the postcard reads "At Encinal, Tex. Result of Landing In Soft Ground. Capt. Lewis, 14th Cav. Was A Passenger When It Upset."
Date: 1915~
Partner: The University of Texas – Rio Grande Valley

[Cavalry Soldiers On Bridge]

Description: Postcard of several cavalry soldiers riding horses across a bridge over a large river with trees and other vegetation visible in the background. In the foreground a reflection of the men and the bridge can be seen in the water and a handwritten text on the front of the postcard reads "Leaving The Best Camp Of The Hike. Cotulla, Texas."
Date: 1915~
Partner: The University of Texas – Rio Grande Valley

Weight-Motor.

Description: Patent for invention of a machine in which reciprocating motion is converted in to rotary motion with more power. In this invention maximum propelling force is obtained without excessive energy.
Date: July 11, 1916
Creator: Martinez, Norberto
Partner: UNT Libraries Government Documents Department

Transmission Mechanism.

Description: Patent for a transmission mechanism "in which a minimum number of parts is employed and the working thereof is uniform, steady, and without lost motion" (lines 16-18). Additional benefits are "simple in construction, thoroughly reliable and efficient in operation, and which is strong and durable and may be manufactured at small cost" (lines 21-24).
Date: May 21, 1918
Creator: Martinez, Norberto
Partner: UNT Libraries Government Documents Department

Transmission mechanism

Description: Patent for transmission mechanism of which minimum number of parts are working with uniform force and with multiplied power and without decreasing the strength and durability.
Date: July 11, 1916
Creator: Martinez, Norberto
Partner: UNT Libraries Government Documents Department

Transmission Mechanism

Description: Patent for a transmission mechanism that converts motion into power to increase the efficiency of the device.
Date: September 29, 1914
Creator: Martinez, Norberto & Wahrenberger, Theophilus
Partner: UNT Libraries Government Documents Department

Connector and Releaser

Description: Patent for a connecting device that can be implemented in various situations, and can be instantly detached in emergency situations.
Date: January 2, 1917
Creator: Pena, Manuel V.
Partner: UNT Libraries Government Documents Department
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