Early Salesman Sample Cable Car Grip by Chicago Model Works button (likely) The Crane Company -

(likely) The Crane Company - Chicago

and the backmost panel has sustained a crack

This case features a cloth pocket and an insignia inside that reads

24" W x 7" H

but maintains much of it's original color

Early Salesman Sample Cable Car Grip by Chicago Model Works button (likely) The Crane Company -c. 1890s 1900s; Chicago Model Works Chicago, IL Miniature mechanical salesman's model of a cable car grip mechanism, built to illustrate the function of the clamping system used in early cable transit. The riveted metal frame houses a lever actuated linkage that drives a central gripping assembly, mimicking the action of full scale grips used to seize and release a continuously moving underground cable. Dual cylindrical housings flank the central