Rotary Engine (open access)

Rotary Engine

Patent for "a new and improved rotary engine which is simple and durable in construction, very effective in operation, and arranged to utilize the motive agent to the fullest advantage, and to permit of convenient and quick reversing whenever desired" (lines 9-15).
Date: September 3, 1901
Creator: Hestand, Hardy & Matthews, Arthur R.
System: The Portal to Texas History