bh016724 Fresh air inlet louvers, pumping station no. 2, Waterworks Park, Detroit water supply system
bh016722 Steam piping and control valves, pumping station no. 2, Waterworks Park, Detroit water supply system
bh016720 Holding frames for air filter bank, pumping station no. 2, Waterworks Park, Detroit water supply system
bh016718 Heating and ventilation duct, pumping station no. 2, Waterworks Park, Detroit water supply system
