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[Topographic Reservoir Map #1]

Description: Topographic map of the area around a reservoir drawn in black and yellow ink. According to the caption in the upper-left corner, "Topographic map of a reservoir site at the juncture of Kaiser Creek and North Pecan Bayou about nine miles south west of Baird, Callahan County, Texas." Scale 1:12,000
Date: September 1, 1934
Creator: Hobbs, Oscar Knox
Item Type: Refine your search to only Map
Partner: Abilene Christian University Library

[Topographic Reservoir Map #2]

Description: Topographic map of the area around a reservoir drawn in color on a blueprint background. According to the caption in the upper-left corner, "Topographic map of a reservoir site at the juncture of Kaiser Creek and North Pecan Bayou about nine miles south west of Baird, Callahan County, Texas." Scale 1:12,000
Date: September 1, 1934
Creator: Hobbs, Oscar Knox
Item Type: Refine your search to only Map
Partner: Abilene Christian University Library

Bell-Ringer.

Description: Patent for a bell ringer for use in locomotives, with instructions and illustrations.
Date: March 1, 1892
Creator: Baker, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boll-Weevil Exterminator.

Description: Patent for a boll-weevil exterminator comprised of a wheeled frame with a tank containing insect poison and a means to gradually distribute the poison through a field. The patent includes instructions and illustrations.
Date: September 1, 1914
Creator: Griffin, Willis F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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