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[Street Car Bridge over Waller Creek]

Description: Photograph of the street car bridge over Waller Creek located at 1st and Red River. People are standing along the bridge and there is a home in the background. Note on photograph reads: "Street car bridge 1st & Red River Austin, Tex. 4-23-15."
Date: April 23, 1915
Partner: Austin History Center, Austin Public Library

[Tiny Tots - Austin Athletic Club]

Description: Photograph of eight young children sitting on a bench, mimicking gestures made by their instructor. Caption on back reads: "Tiny Tots- 1963, Austin Athletic Club. (Brunette girl in center is daughter of John Bustin)."
Date: July 23, 1963
Creator: City of Austin
Partner: Austin History Center, Austin Public Library

[Hubert Renfro Knickerbocker at Desk]

Description: Photograph of the writer Hubert Renfro Knickerbocker sitting at a desk and reading a document. A woman is leaning over his shoulder reading the document. There are several newspaper pages posted to a bulletin board on the wall behind him.
Date: April 23, 1941
Creator: Douglass, Neal
Partner: Austin History Center, Austin Public Library

[Two Children Sitting on Bench]

Description: Photograph of two children sitting on a bench in a room. They are looking off to the side and away from the camera. The photographer wrote the name "Irvin Mayer" on the envelope of the negative.
Date: May 23, 1943
Creator: Douglass, Neal
Partner: Austin History Center, Austin Public Library

King and I - 1966

Description: Photograph of musicians in orchestra pit and actors at production of "The King and I" at Zilker Hillside Theater.
Date: August 23, 1966
Creator: Vaughn, Ronald
Partner: Austin History Center, Austin Public Library

Sulfuric-Acid Process of Extracting Precious Metals From Solutions

Description: Patent for "new and useful Imporivements in Processes of Recovering Precious Metals from Their Solutions, and which I designate as the 'Sulfuric-Acid Process;' [...] to separate the precious metals from their cyanid solutions in a rapid and thorough matter and to recover the precious metals from solutions thereof." (lines 5-8 & 22-26)
Date: June 23, 1903
Creator: Bahn, Gustavus A.
Partner: UNT Libraries Government Documents Department

Nut-Cracking Machine.

Description: Patent for a machine that helps crack and break down nuts for processing, including instructions and illustrations.
Date: November 23, 1886
Creator: Koerber, Rudolph C.
Partner: UNT Libraries Government Documents Department

Generating Oil Burner

Description: Patent for generating oil burner. This invention "relates to apparatus by which steam is generated and petroleum or a hydrocarbon reduced to vaporous condition and mixed or combined with the steam" (line 8-12). Illustrations included.
Date: May 23, 1905
Creator: Spiller, Philip Samuel & Haldeman, Horace P.
Partner: UNT Libraries Government Documents Department

Refrigerating Apparatus.

Description: Patent for an economic and durable refrigerating apparatus that cools food by "reducing the temperature of the air in a partially closed chamber by the evaporation of water brought about through the medium of capillary attraction, and likewise to provide for automatically maintaining a predetermined level of water in the water chamber of the apparatus, and a thorough ventilation of the refrigerating chamber thereof" (lines 16-24).
Date: October 23, 1894
Creator: Carleton, Ernest William & Odell, James Madison
Partner: UNT Libraries Government Documents Department

Protractor.

Description: Patent for "improvements in drafting instruments and has particular application to a protractor or plotter." (lines 8-10)
Date: December 23, 1913
Creator: Ward, Walter P.
Partner: UNT Libraries Government Documents Department
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