Air preheater, Springwells Station treatment plant during construction, Detroit water supply system
Grab
Description
View of air preheater in the Springwells Station treatment plant during construction, Detroit water supply system. Printed on front: "City of Detroit. Department of Water Supply. Springwells Station. Pre-heater. Contract P.C. 55. Air preheater. Unit no. 2. No. 1. Date: 8-20-31. Photo by Manning Brothers."