Construction workers at south heading of tunnel, Waterworks Park, Detroit water supply system
Grab
Description
View of workers at south heading of tunnel during construction, Waterworks Park, Detroit water supply system. Printed on front: "City of Detroit. Department of Water Supply. Land tunnel and structures. Contract RC 12. Dravo Contracting Co., contractors. Photo no. 67. Date: 2-5-31. Photo by Manning Brothers." Typed on back: "South heading of 15-ft. 6-in. tunnel, looking southward."