Butterfly valve, Waterworks Park, Detroit water supply system
Description:
View of butterfly valve in position on main no. 2 at Waterworks Park, Detroit water supply system. Printed on front: "City of Detroit. Dept. of Water Supply. Contract no. WW-4. Steel piping for high lift pumps nos. 9, 10, 11 and 12. Pumping station no. 2. Water Works Park Station. Contractor: George A. Bass Construction Co. No. 6. Date: 3-16-60. Photo by Manning Bros." Typed on back: "60" hydraulically operated butterfly valve in position on main #2."
