“GENERAL RAILWAY SIGNAL Co ROCHESTER N
Y.”. 3″ high x 2″ wide. Cast Brass body. Flat brass shackle. Post key. Cast brass dust guard. “E. T. FRAIM LOCK CO. LANCASTER, PA. U. S. A.” is stamped on the obverse of the shackle. “PAT.DEC.15-1908.” is stamped on the reverse of the shackle.