bh016368 Gravel and earth fill, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
bh016369 Switch house repair work, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
bh016370 Workers relaying sewers, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
bh016374 Tunnels from reservoir no. 2 to pumping station no. 2, Waterworks Park, Detroit water supply system
bh016375 Man posing among columns in reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
bh016376 Concrete flower pot and cast iron ventilator, reservoir no. 2 during construction, Waterworks Park, Detroit water supply system
bh016401 Sheet piling around excavation for screen chamber, Waterworks Park, Detroit water supply system
