Collection
Serial/Series Title
1990 Census County Block Map
106
7.5 Minute Series (Topographic)
105
2000 Census County Subdivision Block Map
103
2000 Census County Block Map
96
2010 Census County Block Map
81
2010 Census P.L. 94-171 County Block Map
81
Digital US Topo Maps: 7.5 Minute Series (Topographic)
52
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
25
Western United States 1:250,000
23
15 Minute Series (Topographic)
10
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1,084 Matching Results
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Results:
1,081 - 1,084 of
1,084
Apparatus for Treating Granular Materials
Patent for an apparatus for treating granular materials. Illustrations included.
Date:
October 29, 1912
Creator:
Lanaux, Alfred A.
Object Type:
Patent
System:
The Portal to Texas History
Bearing for Driving and Other Shafts.
Patent for a bearing or other driving shafts which can be easily removed without harming the rest of the machine. Illustration is included.
Date:
March 31, 1908
Creator:
Wiggs, James A., Jr.
Object Type:
Patent
System:
The Portal to Texas History
Bandage.
Patent for bandage that prevents and/or reduces the occurrence of "double chin."
Date:
March 20, 1906
Creator:
Hardee, Virginia E.
Object Type:
Patent
System:
The Portal to Texas History
Hydraulic-Drill
Patent for an improved hydraulic drill to penetrate and bore holes into earth, clay and similar materials, including illustrations.
Date:
August 11, 1903
Creator:
Higgins, Pattillo
Object Type:
Patent
System:
The Portal to Texas History