This beautiful back plate dates from the Eastlake era, 1870 to 1890s. It is heavy cast brass and has the typical Eastlake Egyptian motif design. Like all Eastlake back plates, this one is smaller than the Victorian back plates.,It measures 5 1/8 inches long and 1 5/8 inches across. The door knob hole center is 2 inches from the key hole. Screws will be included.