CROSBY STEAM ENGINE INDICATOR In Original Box Very Nice! Used To Set The Timing!
The box is really nice condition, the tester has great nickle plating and an assortment of accessories including a pad of fill in sheets rulers, pencil and other ephemera.
Very period cool, look great on a shelf, steampunk, collectible decorator item. 8 1/2 x 7x 5 1/2 Great patina priced to sell
Inspocted on April 2nd 1906. The patent dates from 1884