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Apparatus for Calcining Plaster

Description: This patent is for an apparatus for calcining plaster of any kind. Or an apparatus that keeps clean the inner surface of a revoluble drum for ventilating the drum during the calcining operation. The apparatus also provides for easily removing the material after the completion of the cooking operation (Lawrence, 1902).
Date: unknown
Creator: Lawwrence, Ambrose
Partner: UNT Libraries Government Documents Department

Combined Statement-Blank and Envelop.

Description: Patent for combining statement-blank and envelop that comprises a signature that provides the ability to add the bank statements in a paper that could be folded to create an envelop.
Date: November 14, 1905
Creator: Harwell, Mace
Partner: UNT Libraries Government Documents Department

Water Quality in the Blaine Aquifer of Texas

Description: "The purpose of this report is to describe the water quality of the Blaine Aquifer, particularly as compared with public drinking water standards, and to analyze, if possible, any changes in water quality over time."
Date: May 2011
Creator: Hopkins, Janie & Muller, Chris
Partner: UNT Libraries Government Documents Department
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