19th Century Mortise Lock Demonstration Model with Brass Knob and Skeleton Key k chin Sky Chief was a brand

Sky Chief was a brand of gasoline produced by Texaco introduced in 1938

This trophy reads

Set appears to retain fifteen glass thermometers along with a variety of original protective cases and carriers

Blade is 22

MM - 11689 - 110124

19th Century Mortise Lock Demonstration Model with Brass Knob and Skeleton Key k chin Sky Chief was a brandLarge 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