Gilbert Clock Movement (Stamped 24) Drop Lever. The last 5 pics are for reference of the movement only and are not included in the auction. The unit is stamped WmL Gilbert Clock Co, Winsted Conn, USA on the bottom right of the front plate. It is stamped 24 in the center of the back plate, has the "G" in a triangle trademark on the bottom left and Made by WmL Gilbert Clock Co, Winsted Conn, USA on the bottom right of the back plate. It measures 34.94mm between the plates.