This full mortise lock box was made by the Russell & Erwin Manufacturing Co. of Britain, Conn. The company’s logo is stamped on the side of the box as well as on the deadbolt. The Pat. date of “Aug. 5, 1879” is also stamped on the side of the box. The face plate is heavy, solid brass with a strike plate to match.
The heavy steel box measures 4 inches 3 1/4 inches. It is 5/8 inch thick. The key hole (measured from behind the front plate) is inset from the front edge 2 3/16 inches. The door knob hole is inset from the front edge 2 1/4 inches.
The brass front plate measures 6 inches vertically and one inch across. It is 1/4 inch thick. The brass strike plate measures 4 1/2 inches long and 1 1/4 inches wide. The strike plate is original to the mortise lock box.
Screws will be provided.