Serial/Series Title
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16 Matching Results
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16
Car-Brake.
Patent for a car brake that "automatically absorb[s] the slack in car brake connecting rods which slack is induced by the wear of the brake shoes and fastening and the stretching of the parts by the strain in applying the brake" (lines 7-12). It is adjustable, inexpensive, and adjustable.
Date:
March 14, 1893
Creator:
Ferguson, George J.
Object Type:
Patent
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Hopkins County, Block 13
Parent map for Hopkins County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:18,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Rockwall County, Block 9
Parent map for Rockwall County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:10,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Delta County, Block 6
Parent map for Delta County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:12,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Rockwall County, Block 6
Parent map for Rockwall County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:10,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Delta County, Index
Index map for Delta County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:73,692.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Hopkins County, Block 4
Parent map for Hopkins County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:18,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Rockwall County, Index
Index map for Rockwall County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:30,705.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Hopkins County, Block 8
Parent map for Hopkins County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:18,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
Automatic Shutter for Poultry-Houses and the Like.
Patent for automatic shutter for poultry houses, which closes with accumulation of rain water and opens upon rainwater drainage.
Date:
December 14, 1915
Creator:
Hawkins, Fletcher M.
Object Type:
Patent
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Rockwall County, Block 3
Parent map for Rockwall County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:10,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Delta County, Block 15
Parent map for Delta County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:12,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
P.L. 94-171 County Block Map (2010 Census): Delta County, Block 12
Parent map for Delta County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:12,000.
Date:
December 14, 2010
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
Rail-Bond.
Patent for a rail bond that allows an electric current to travel through the rails.
Date:
March 14, 1911
Creator:
Humason, Granville A. & Odell, Edward F.
Object Type:
Patent
System:
The Portal to Texas History
Open Link.
Patent for a new and improved carabiner ("open link"). This design adds a lip to the hinge to enable easier intentional opening and to discourage unintentional opening from striking against a foreign body.
Date:
December 14, 1880
Creator:
Sanders, John Daniel
Object Type:
Patent
System:
The Portal to Texas History
Car-Coupling
Patent for improvements to car-coupling using a vertically-moving pin for locking the cars together.
Date:
November 14, 1882
Creator:
Blackley, George I.; Nicholson, John I. & Holloman, Harvey A.
Object Type:
Patent
System:
The Portal to Texas History