Resource Type

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
Draft-Equalizer. (open access)

Draft-Equalizer.

Patent for Draft Equalizer. Patent states this invention "relates to the new and useful improvements in draft-equalizers" (lines 10-11). Includes instructions and illustrations.
Date: February 20, 1918
Creator: Dudley, Thomas J. & Bryant, Marvin H.
Object Type: Patent
System: The Portal to Texas History