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[Maps of North America, Birmingham, Alabama and Nashville, Tennesee]

Description: Map shows major cities, state and provincial boundaries, major railroads, submarine cables, and ocean banks in the Caribbean Sea; Dominion of Canada, Danish America, the United States, West Indies, Mexico, Central America; United States of Columbia include [modern] Panama; [modern] Oklahoma divided into Oklahoma and Indian Territory; street names, parks, and public institutions on verso. Relief shown by hachures and spot heights. Scale [ca. 18,700,000].
Date: [1889..1904]
Partner: University of Texas at Arlington Library

Revolving Signal.

Description: Patent for a new and improved revolving signal-light: "[t]he combination, with a car-axle and a shaft driven thereby, of the lateral supporting stems carrying signaling-lanterns glazed in alternating colors, a shifting-lever acting alternately upon studs or stops of the said shaft, said shaft having a sliding movement, and gearing alternately with said signal-carrying stems" (lines 82-89).
Date: August 20, 1889
Creator: Warren, John W. & Radford, Samuel H.
Partner: UNT Libraries Government Documents Department
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