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2007 Economic Census Map: Dallas-Fort Worth, Texas Combined Statistical Area
Map showing the area of the Dallas-Fort Worth, Texas Combined Statistical Area for which the U.S. Census Bureau collected data during the 2007 economic census.
Date:
2007
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
Railway-Tie.
Patent for improvements in railway ties, specifically railway ties in the "metallic" class. The ties in this class are affixed to the rails without the need for spikes.
Date:
March 6, 1906
Creator:
Rollins, William A.
Object Type:
Patent
System:
The Portal to Texas History