
Excerpt from A Study of the Performance of a Four Cylinder Automobile Gas EngineA great deal of attention has been paid during the past few years to the economic Operation of gas engines for power generation, but relatively little attention has been given the autmmobile motor in this regard. The rapid and important growth of the automobile industry seems to demand that more detailed information be available with reference to the economy Of the motor car engine under various conditions Of operation, it being such an important and vital link in automobile design and efficient operation. The meager information given in the manufacturers' catalogs is generally based upon no scien tific investigations, but merely upon road tests for car speed and endurance....