Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 170
r-feed purposes, thesepumps are very desirable machines for general service Boiler Setting and Equipment 157 against pressures not exceeding 200 pounds per square inch.A good engineer will always take a pride in keeping hisfeed pump in good condition^ and if he has two or moreof them, which every… … Fig. 63 the worthington packed-plunger pump Scranton Pattern—For 250 Pounds Water Pressure packing for this purpose and one that will stand both hotand cold water service is made of pure canvas cut in stripsof the required width, ^4, %, % inches, etc., and laid to-gether with a water proof cement…
