Image 16. Cold-straightening with press and "gag."
The Straightener (right) moves the rail back and forth
under a reciprocating hammer while the Gagger
(center) inserts a "gag" (iron block with handle)
between hammer and rail, thereby deflecting and
straightening every bent portion of the rail.
Details scanned from the original print:
a. Cold Straightening With Press & Gag - Overall
b. Detail of Gagger
c. Grease Bucket
d. Setup Detail
e. Lewis Foundry & Machine Co.
The maker of the press, Lewis Foundry & Machine Co.,
was located in Pittsburgh, PA in 1917.