Mechanical equipment of buildings; a reference book for engineers and architects (1916)
Harding, Louis Allen, Willard, Arthur C. (Arthur Cutts), 1878-1960 · New York Wiley · leaf 239
Detail No. D, Showing Method of Dipchaeg-uiQ Direct from Vacuum Pump into Boiler. Air Trap not\necesaary If ) [ ^Pischame toBoiler-Fe$d Pump ia used T) Open Dram Detail No. G, Showing Method of Connect-ing Rotary Vacuttm Pump when Return LineIB below Vacuum Pump.
Building · Heating · Ventilation
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
