Fire Stream Calculator, detail
Description:
Black-and-white photograph of Fire Stream Calculator. View shows the front detail of slide-rule tool against a dark background. The tool was made by American-Marsh Pumps Inc., Battle Creek to measure hose nozzle pressure. The photograph was taken for Battle Creek Eng. [Engine?] Company.
Institution:
Western Michigan University Libraries
Collection:
Ward Morgan Collection
Subject Topics:
Language:
eng
Type:
still image