Base ring, lower spider and air brakes of pump motor, Waterworks Park, Detroit water supply system
Grab
Description
View of base ring, lower spider and air brakes of pump motor, Waterworks Park, Detroit water supply system. Stamped on back: "Manning Bros., commercial photographers. 504-505 Lincoln Building. Corner State and Park Sts., Detroit, Mich." Typed on back: "Progress of work on vertical pumps now being constructed by Allis-Chalmers Mfg. Co. at Milwaukee. November, 1928. Base ring, the lower spider and the air brakes of the 1200 h.p. motor."