Resource Type

Marine-Engine Governor. (open access)

Marine-Engine Governor.

Patent for marine engine governor "designed to maintain uniformity of speed of the engine when the resistance to the propeller or propellers is varied" (lines 11-13), including illustrations and description of construction.
Date: August 18, 1903
Creator: Corneliussen, Ivar
System: The Portal to Texas History
Pipe (open access)

Pipe

Patent for pipe. It is designed to insulate against heat and cold for all forms of fluid conveying pipes.
Date: August 4, 1903
Creator: Berger, Otto
System: The Portal to Texas History