Neoclassical style brass privacy door back plate with a turn button. Inscribed 1778 1/4. This has a bend. The original mounting screws are not available. Good condition with surface wear from prior use. One available. The manufacturer and exact date of creation are unknown. The dimensions are 11.25 in. H x 2.875 in. W x 0.25 in. D, collar 0.687 in. diameter, drop 2.5 in.