Resource Type

Insect or Worm Destroyer. (open access)

Insect or Worm Destroyer.

Patent for an insect and worm destroyer that is secured to the frame of a gang or cultivator and both cultivates and exterminates insects, worms, and the like as it moves down each row of plants.
Date: July 29, 1913
Creator: Martin, Samuel H.
System: The Portal to Texas History
Railroad-Signal. (open access)

Railroad-Signal.

Patent for a new Railroad-Signal invention. The Railroad-Signal functions as an improved device for alerting locomotive engineers that an upcoming bridge is broken, flooded, or on fire.
Date: February 25, 1913
Creator: Waddle, Calvin H. & Roberston, Everett C.
System: The Portal to Texas History