. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . FIG. ;. SKCi lOX OF HE.\TER FRONT ANDBACK SECTION. discharged from there into the rear sec-tion and reheated, and then passes into last August by the engineer of tests, onthe tandem compound locomotives withand without the Jacobs superheater, showvery clearly the superior performance oflocomotives using superheated tests were on the mountain districtbetween Raton, New Mexico and LaJunta, Colorado, the running distancebeing miles. This superheater wasdesigned by Mr. H. W. Jaco


. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . FIG. ;. SKCi lOX OF HE.\TER FRONT ANDBACK SECTION. discharged from there into the rear sec-tion and reheated, and then passes into last August by the engineer of tests, onthe tandem compound locomotives withand without the Jacobs superheater, showvery clearly the superior performance oflocomotives using superheated tests were on the mountain districtbetween Raton, New Mexico and LaJunta, Colorado, the running distancebeing miles. This superheater wasdesigned by Mr. H. W. Jacobs, assistantsuperintendent of motive power of theA., T. & S. F., at Topeka, y^A^ CAm^Of ***< m;. (.. SUPEHHEATKK APPLIED TO TANDEM COMPOUND. which they were applied. In addition toequipping simple locomotives, super-neatert have been placed in the Santa Fetype tandem compound locomotives, thelarKcit enitines in the world on a tinglerigid wheel brace. Fig. 6 »how» the cnn- the low pressure cylinders. The super-heater here acts as a two-stage super-heater. In actual road service the locomotivesequipped with the Jacobs superheaterdhow considerable economy in fuel over Inflammability of Treated Wood. At the recent annual meetinp of theWood Preservers .Association in Chi-cago, Mr. H. M. Rollins, superintendentof the Texas & New Orleans WoodPreserving Works, read a paper on theInflammability of Treated gave the experience of his roadwith the treated timber. Mr. Rollins dealt entirely with woodtreated by creosoting and said that ithad been shown that wood so treatedit at first more inflammable, but that itgradually loses this property and fina


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