oversized late 19th or early 20th century ornamental cast bronze "verdun" pattern exterior entrance door backplate

seldom found single late 19th century victorian era ornamental cast bronze "verdun" pattern residential entrance door backplate designed and fabricated by the reading hardware company, reading, pa. the backplate features a nicely aged uniform patina. the decorative escutcheon contains multiple fleur-de-lis ornaments affixed to the backside of the plate with rivets. the original shank collar or thimble features an egg & dart design motif. measures approximately 14 1/4 x 3 inches.