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Exhaust-Steam Condenser.

Description: Patent for an exhaust-steam condenser meant for steam-engines in places where water needs to be conserved. It also "prevents the use of water for cooling the surfaces of the condenser" (lines 14-16).
Date: August 20, 1895
Creator: Bachman, Joseph A. & Goeth, Adolf C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Henry William Coit and family, Renner, Texas

Description: Photograph of 9 people standing on a steam tractor or attached gang plow. 2 women, three children, 4 men. The woman standing farthest right is veiled. The rear of the tractor is visible, in a partially plowed field. 2 women, 2 man, and 1 child (girl) are holding levers used to raise and lower the plows.
Date: 1900/1910
Item Type: Refine your search to only Photograph
Partner: Richardson Public Library

[The Mineral Wells Bottling Works]

Description: A number of the early mineral water wells bottled their product and sold it nationwide for its reputed health benefits. The name of this particular well, associated with this turn-of-the-20th-century endeavor, is not identified. It may well have been the inventor of the bottled water industry. This photograph shows what has been tentatively identified as a threshing machine, driven by a steam-powered tractor, parked outside the plant. This bottling plant also produced "Country Red" and "Cream… more
Date: 1900?
Item Type: Refine your search to only Photograph
Partner: Boyce Ditto Public Library

Cultivator Attachment.

Description: Patent for cultivator attachment that is useful in breaking up the soil at opposite side of the plants and leveling the ground between the rows. It can be adjusted to any desired angle (vertical, horizontal) or level (up and down).
Date: January 6, 1903
Creator: Brewer, John Meed
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electric Attachment for Movable Objects.

Description: Patent for an electric device that can be attached to equipment such as plows or tractors which sends an electric current underground where the plow is going that prevents dirt from sticking to the equipment and clogging it when the ground is slightly wet.
Date: May 28, 1907
Creator: Dawkins, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Army Caterpillar Tractor]

Description: Photograph of an army caterpillar tractor pulling heavy artillery through mud. The flatbed wagon has become stuck in the mud. Marines are attempting to get the wagon out of the mud with the assistance of the tractor.
Date: [1910..1920]
Creator: Horne, Walter H., 1883-1921
Item Type: Refine your search to only Postcard
Partner: El Paso Public Library

[Siege Artillery on the Mexican Border]

Description: Photograph of a caterpillar tractor pulling heavy siege artillery on the Mexican border. According to the caption, this group of U.S. Marines is trying move a piece of siege artillery that has become stuck in the mud.
Date: [1910..1920]
Creator: Horne, Walter H., 1883-1921
Item Type: Refine your search to only Postcard
Partner: El Paso Public Library

Traction-Wheel.

Description: Patent for a traction wheel that has improved traction on muddy ground.
Date: July 12, 1910
Creator: Larson, Louis O.; Larsen, Arvid R. & Johnson, Sigfried
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Tractor in a field]

Description: Photograph of of a tractor in a field. A belt runs from the tractor to equipment outside of the image. A man stands by the tractor and two men are at work in the background.
Date: January 30, 1912
Item Type: Refine your search to only Photograph
Partner: Panhandle-Plains Historical Museum
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