Double-Incline Wrecking-Frog.
Description:
Patent for a wrecking-frog that has "a minimum of weight and maximum of strength and durability, which will accurately guide a derailed wheel to replacement upon the track and which is also equally adapted to derailing a train, car or other vehicle when an occasion arises rendering derailment necessary or expedient" (lines 10-16).
Date:
October 31, 1893
Creator:
Mooney, Patrick T.
Partner:
UNT Libraries Government Documents Department