Transformer, Springwells Station treatment plant during construction, Detroit water supply system
Grab
Description
View of electric transformer at temporary switch house, Springwells Station treatment plant during construction, Detroit water supply system. Printed on front: "City of Detroit. Department of Water Supply. Springwells Station. Pump plant. Contract P.C. 86. Miller York Inc., electrical contractor. 1000KVA-4600V/460V & 100KVA 460V/220V/110V transformers, temporary sw. ho. No. 6. Date: 7-7-31. Photo by Manning Brothers."