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Cistern.

Description: Patent for a rain cistern, which can have oil put in it to prevent rust and sends out dirt from the cistern if it overflows.
Date: March 8, 1910
Creator: Fischer, Christian
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Men Standing Around Whale]

Description: Photograph of several men standing around a dead sperm whale laid on wooden boards in Port Arthur, Texas. A wooden fence is visible to the right, and there is a coil of rope on the boards in the foreground.
Date: March 18, 1910
Item Type: Refine your search to only Photograph
Partner: Museum of the Gulf Coast

[Men and Children by Whale]

Description: Photograph of two men standing by the jaws of a dead sperm whale on wooden boards in Port Arthur, Texas. Another man and two small children stand to the right, and buildings are visible in the background.
Date: March 18, 1910
Item Type: Refine your search to only Photograph
Partner: Museum of the Gulf Coast

Lightning-Protecting System for Oil-Tanks.

Description: Patent for an improved system that is used for protecting oil tanks from getting struck by lightning and can get put on existing structures to ground them. The patent includes instructions and an illustration.
Date: March 14, 1916
Creator: Gunthorpe, Charles Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Fuel-Changing Valve.

Description: Patent for Automatic Fuel Changing Valve. The purpose of the invention is to provide a mechanism that switches to another gas supply when the one which is feeding the system runs low.
Date: March 26, 1918
Creator: Connelly, John S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process of Catalyzing Oil and Apparatus Therefor.

Description: Patent for improvements to oil boiling & processing to preserve its hydrocarbon properties by converting high-boiling oils to low-boiling oils using a specific apparatus for vaporization and a catalyst reheating device, such as a chamber furnace.
Date: March 14, 1916
Creator: Alexander, Clive M. & Taber Jr., George H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drying-Machine

Description: Patent for a drying machine for stone, clay and related substances that will not burn the materials.
Date: March 4, 1913
Creator: Black, Lee J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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