Sinking screen chamber caisson, Waterworks Park, Detroit water supply system
Description:
Overhead view of sinking screen chamber caisson, Waterworks Park, Detroit water supply system. Workers in background. Printed on front: "City of Detroit. Department of Water Supply. Land tunnel and structures. Contract RC 12. Dravo Contracting Co., contractors. Photo no. 38. Date: 10-6-30. Photo by Manning Brothers." Typed on back: "Sinking screen chamber caisson."
