Keywords: StateLibQld 1 136562 Steam shovel used to construct Holts Hill filters at Mount Crosby, 1931.jpg en Steam shovel used to construct Holts Hill filters at Mount Crosby 1931 1931 handle 10462/deriv/10742 Item is held by John Oxley Library State Library of Queensland PD-Australia StateLibQld-License Construction workers in Australia Manual workers of Australia Mount Crosby Queensland Water supply in Brisbane 1931 in Queensland Black and white photographs Steam shovels Mount Crosby Pumping Station |