Document jBEq8NkwL6O1O3pr7BdBnVb6Q

!) k AY in and day out... for months at a time . . . gaskets cut from Garlock 7021 Compressed Asbestos Sheet stand up against light oils at unusually high temperatures such as exist in the big oil refineries. And they are equally effective against super-heated steam at extreme pressures. Specially developed for severe service, Garlock 7021 High Pressure Sheet gives superior performance against all light oil and steam conditions. Try 7021 in your plant! THE GARLOCK PACKING COMPANY, PALMYRA, N. Y. In Canada: The Garlock Packing Company of Canada Limited. Montreal, Que. fi COMPRESSED GARLOCK 7021 ASBESTOS SHEETBACKING PLAINTIFF'S EXHIBIT e-m US*OWER. AorU. 1940 >41 ') fepesssr1 Ot 5rthrn Ksthodist UninraStj .. DALLAS,TEXAS W& ^ ^ cT <y v ,<r .a a a? ^ c cdopj i^;:/./ V . ,'/ BsA^JNNEm 'OacBii.? 5^T3Wi55 feTANGERMANS im K^-lk ;-;r Xv .--.nTgys--- i ;r.;v`*Vh u Mb;...i > .' * ? ~ _ : r&s^; f '* ii L**l ` ; Ifc:;. 'f ,; 'f ^ <> - b- : ! /a- i- i ; '!- ?.. . - i ? ; * ': 't " ' - im\^ * j. " >:>. " : . r ,-f. : hi* r-to. '.* I ! 1V i :; - :*' !*> APRIL, 1940 Simplicity, ease of operation mark Dunn Sulphite plant. . 56 Letters from a turbine specialist--No. 8, on washing out 59 Gas engines prove successful as water-pumping drives, ... 60 Force-feed lubricating units---how they work, how to use 64 Erratic turbine vibration--a case for the specialist............. 66 Stoker flexibility proves an asset during coal strike........... 69 Low-cost flue-dust sampler developed by WPA in Chicago 70 The eyes have H--principles of industrial lighting............... 73 How to select and install packing for centrifugal pumps. . 114 Special section--16 pages on alternating-current motors. 75 Page of photographs on new Westinghouse atom smasher 91 Simple, low-cost method of breaking up large castings.. . 94 THE OPERATING ENGINEER This small central station misses no operating tricks........... 95 Hot-water boilers in series heat California building........... 97 Operating kinks from a Rochester, N. Y., industrial........... 98 Practical Aids........ ........ 100 Readers' Problems......... . 104 Argument Corner. ........ 108 Test for Alkalinity......... . 109 OTHER DEPARTMENTS Foreword.............. ........ 55 Power Lines..................... . 126 Data Sheet No. 93 ........ 122 New Plant Equipment. . . 124 George Edwards. . ......... 130 Engineers' Bookshelf.. .. . 136 fMcG(AW41!Lt'PUBLICATION- ' iovAxng'EjSt ........ ilfH **>rgK^>-Srr.f* ?Ssr& 19#