Base ring, lower spider and air brakes of pump motor, Waterworks Park, Detroit water supply system
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."