Antique Large Mortise Lock. Nice quality. Face says McClure Philad. Face is 6 3/8" x 15/16" x 1/8" thick. Back box is 3 3/4" wide x 4 3/4" tall. Backset is 2 7/8". From center of spindle hole to center of round part of keyhole it is 2 13/16". Internals have been cleaned up and are ready for use, but no key included. Not sure of actual age but looks ancient. #E