Illinois Society of Architects · Chicago · leaf 487
is afterwards removed from tlie insliumentand placed on the stage of the microscope andthe number of dust particles in a unit volumeof air counted. 485 Yeomans Centrifugal Sewage Ejectors Bilge Pumps, House Pumps, Condensation Pumps, Etc.SHONE PNEUMATIC SEWAGE EJECTORS STANDARD THE WORLD OVER… … APPRO\/ED New EraFire Protection Engineers 1NCORPORATED CONTRACTORS Automatic Fire Sprinkler Systems 716 W. Madison StreetCHICAGO PHO.NK MONROE 4880 GEYSER SPRINKLER COMPANYAutomatic Sprinkler Protection f .omplftc |-]iij.Mii((riiiK iJrul Cf)nstru(ti()ii S(r\ ice. Twenty-twoyears of experience in…
Architecture · Building · Architects
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