Crosby steam locomotive indicator

Steam Locomotive Indicators, Crosby indicator in wooden box. Used for measuring steam pressure in cylinders. Marked "Trademark Crosby". 8 3/4"x6 3/4"x4 3/4"

Details

Category:
Tools of the Trade & Personal Accessories
Object Number:
1987-8428
Materials:
wood (unidentified)
Measurements:
overall: 8 3/4 in x 6 3/4 in x 4 3/4 in,
type:
steam locomotive indicator
credit:
Fairbanks, A.