Palo Pinto Sheet

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1891
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Sash-Balance. (open access)

Sash-Balance.

Patent for improvements in window-sash balances, in which the two sashes are connected, “so that they will not only balance but also either may be raised or lowered without affecting the other.” (Lines 17-20) Illustration is included.
Date: May 26, 1891
Creator: Christian, James F.
Object Type: Patent
System: The Portal to Texas History