19th Century Mortise Lock Demonstration Model with Brass Knob and Skeleton Key ceiling sign JM - 081022 - 104840

JM - 081022 - 104840

knife marks

Mazda evolved from a machine tool manufacturer into a pioneering automaker

11" D x 9" W (at base) x 55

MM - 7062 - 012424

19th Century Mortise Lock Demonstration Model with Brass Knob and Skeleton Key ceiling sign JM - 081022 - 104840Large hand assembled mortise lock displayed within a beveled wooden mounting block, featuring a brass knob, steel faceplate, and accompanying iron skeleton key. The lockplate's heavy gauge and visible rivets suggest a working or demonstrative mechanism, while the stationary knob and oversized mounting base indicate a presentation or teaching model rather than a functional door lock. Such pieces were often carried by traveling salesmen representing