The International Operating Engineer, Volumes 41-42

ammonia Budenberg Mfg cent Chicago City coal coils Comerford Company condenser court Crane Crane Co crank cylinder Dave Evans diagrams efficiency electric employers ERIE Executive Board feed water Fire Brick Fraternally fuel furnace Gauges Schaeffer grate Hawk-Eye heat industry installed INTERNATIONAL STEAM ENGINEER International Union Jenkins Bros Johns-Manville Journal labor Local Union lubrication Lunkenheimer machine Manufacturers mean effective pressure mechanical meeting membership metal Ohio Grease Operating Engineers organization Packing & Supply pipe piston plant pounds President Huddell pressure production Radiator referendum Rubber Sarco scale Schaeffer & Budenberg Secretary-Treasurer shaft Sir and Brother Steam and Operating Steam Shovel Steam Trap steel strike Sugar Beet surface tank temperature Texaco tion trade union trap tubes Union of Steam vacuum vote wages Watson & McDaniel Western Packing Wire Rope workers York York Mfg