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 530
Fig. 33. Monash Air Valve. Fig. 34. Breckenridge Air Valve for Steam Mains. until steam again enters. The plug is mounted in an adjustable brass head which may bereadily adjusted with a screw-driver after removing the cap. The hollow plug valve (Fig. 33)has an adjustable seat (4), which is capable…
Building · Heating · Ventilation
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.