original antique american eastlake style interior residential single pocket door mortise lock fabricated by the p. & f. corbin co., new britain, ct. the "ceylon" pattern mortise lock features a highly ornate cast brass faceplate with nicely aged surface patina. spring-loaded latch in working condition. the small opening is designed to receive a "finger lock" found on the opposing door. cast iron lock box retains the original black enameled finish. measures approximately 7 1/2 x 1 x 3 1/4 inches.