Antique Corbin Pair Bronze Door Mortise Lockset Part Push Button Lock - No Key

An antique pair Corbin door mortise lock set mechanism with Harvard plate. Bronze & iron. No model number noted.

Interior case size 3-7/8" x 5-3/8" x 3/4"... bronze plate 1-1/4" x 7-11/16"... combined weight 6 lbs.

Unrestored condition with original patina... one cylinder bronze face has some ding nicks... cleaning/oiling service needed... no keys.