Crude-Oil Burner (open access)

Crude-Oil Burner

Patent for a portable crude oil burner that attaches to stoves.
Date: September 20, 1910
Creator: Lubbock, William L. & Hamblen, Samuel
System: The Portal to Texas History
Selective Call for Telegraph or Telephone Lines (open access)

Selective Call for Telegraph or Telephone Lines

Patent for a device that allows the user to ring a specific telephone or telegraph line without ringing the bells at other lines.
Date: September 30, 1902
Creator: Palmer, William, Jr.
System: The Portal to Texas History