Vintage ornate spring-loaded door mail slot / letter slot cover, marked N.B. Co. and C-5660 on the reverse.

Decorative cast-metal construction with an approximately 9-3/4" overall length, hinged center flap and spring mechanism on the back. Features an ornate Victorian-style border and aged cream/gold painted finish.

Shows expected wear from age and use including finish loss, scratches, discoloration, oxidation and surface marks. Mounting hardware is not included.

Great piece of vintage architectural salvage for restoration, replacement hardware or an antique door project.

Please review all photos carefully for exact condition, measurements and markings.