Concrete and Steel Tie. (open access)

Concrete and Steel Tie.

Patent for a concrete and steel tie that is durable and holds the rails in place.
Date: March 21, 1911
Creator: Westing, Aighting
Object Type: Patent
System: The Portal to Texas History
Alarm Device (open access)

Alarm Device

Patent for an alarm device that is mounted on a house to warn of approaching wind storms.
Date: March 28, 1911
Creator: Stamps, William P. & Phillips, William R.
Object Type: Patent
System: The Portal to Texas History
Records of Wells, Drillers' Logs, Water-Level Measurements, and Chemical Analyses of Ground Water in Chambers, Liberty, and Montgomery Counties, Texas, 1966-74 (open access)

Records of Wells, Drillers' Logs, Water-Level Measurements, and Chemical Analyses of Ground Water in Chambers, Liberty, and Montgomery Counties, Texas, 1966-74

Report containing chemical analyses and measurements of ground-water resources in the greater Houston-Galveston region.
Date: March 1976
Creator: Naftel, W. L.; Fleming, Bobbie & Vaught, Kenneth
Object Type: Report
System: The Portal to Texas History
Rod And Fixture For Wagon End-Gates. (open access)

Rod And Fixture For Wagon End-Gates.

Patent for a new and useful improvement in end gate rods for wagons, including instructions and illustrations.
Date: March 20, 1900
Creator: Simmons, Valery Evander
Object Type: Patent
System: The Portal to Texas History
Ditching-Plow. (open access)

Ditching-Plow.

Patent for a ditching plow for use in digging shallow ditches.
Date: March 26, 1912
Creator: Bruening, Theodore F.
Object Type: Patent
System: The Portal to Texas History