Meter at gas outlet of boiler, Springwells Station treatment plant during construction, Detroit water supply system
Grab
Description
View of a meter at gas outlet of boiler in the Springwells Station treatment plant during construction, Detroit water supply system. Printed on front: "City of Detroit. Department of Water Supply. Springwells Station. Flue temperature reocrders. Contract no. P.S. 182. At gas outlet of boiler. No. [blank]. Date: 1935. Photo by MacGregor and Company."