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Manufacture of Aluminum Chlorid

Description: Patent for the manufacture of aluminum chlorid and the method of making aluminum chlorid to produce vapors that are subsequently condensed in any suitable manner. This patent is important because it is advantageous to work with a producer of gas made at as high a temperature. This is because of the greater amount of sensible heat it carries forward for use in the reaction.
Date: July 1, 1919
Creator: King, George H.
Partner: UNT Libraries Government Documents Department

Elevator and Conveyer for Concrete-Mixers.

Description: Patent for improvements in elevators and conveyers for concrete-mixers “whereby the mixed concrete can be fed to the wall mold at different elevations, the elevator being extended and the conveyer raised for constructing the successive stories of the building.” (Lines 17-21) Illustration is included.
Date: July 1, 1913
Creator: Miller, Frederick
Partner: UNT Libraries Government Documents Department

Burner.

Description: Patent for improvements in burners to allow them to use liquid fuel such as oil.
Date: June 1, 1920
Creator: Placette, Joeseph G.
Partner: UNT Libraries Government Documents Department

[Photograph of Aerial View of Port Arthur, 1945]

Description: Photograph of Port Arthur, Texas, with an aerial view of the courthouse, bridge, Pleasure Island, and YMCA. The courthouse stands in the stone building in the center of the photo, surrounded by streets that are lined with cars. The bridge is raised for a passing boat. Beyond the bridge, a roller coaster can be seen. The Watkins Studio mark is in the bottom right corner.
Date: August 1, 1945
Creator: Watkins Studio
Partner: Museum of the Gulf Coast
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