Nut Lock (open access)

Nut Lock

Patent for a nut lock. Illustration included.
Date: August 10, 1909
Creator: Garner, William Robert
Object Type: Patent
System: The Portal to Texas History
End Door For Cars (open access)

End Door For Cars

Patent for a new end door on freight train cars including instructions and illustrations.
Date: July 10, 1900
Creator: Goodridge, Ethan A.
Object Type: Patent
System: The Portal to Texas History
Operating Device for Air-Break Angle-Cocks. (open access)

Operating Device for Air-Break Angle-Cocks.

Patent for improvements in air-break systems where the angle-cock may be operated by the breakeman from either side of the car without going between the cars. (Lines 15-18) Illustration is included.
Date: March 10, 1903
Creator: Riley, William B.
Object Type: Patent
System: The Portal to Texas History

P.L. 94-171 County Block Map (2010 Census): Leon County, Block 1

Parent map for Leon County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:21,000.
Date: December 10, 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): Leon County, Block 2

Parent map for Leon County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:21,000.
Date: December 10, 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): Leon County, Block 6

Parent map for Leon County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:21,000.
Date: December 10, 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): Leon County, Index

Index map for Leon 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 1:128,961.
Date: December 10, 2010
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History