MECHANICAL POWER FOR THE FARM 455 



11. Compare the electric motor with the gasoline engine as a means of 

 producing mechanical power. 



12. With a particular farm plant as an illustration, make a plan for one 

 type of engine, showing its location, its construction, and the operations 

 with which it is connected. 



REFERENCES 



ALLEX, J. R., and BURS LEY, J. A. Heat Engines. McGraw-Hill Book 

 Company. 



DAVIDSON, J. B., and CHASE, L. W. Farm Machinery and Farm Motors. 

 Orange Judd Company. 



HIRSHFELD, C. F., and ULBRICHT, T. C. Farm Gas Engines. J. Wiley 

 and Sons. 



LUCKE, C. E. Power. The Columbia University Press. 



POTTER, A. A. Farm Motors. McGraw-Hill Book Company. 



Comparative Fuel Values of Gasoline and Denatured Alcohol in Internal- 

 Combustion Engines, Bulletin 43, Bureau of Mines, United States 

 Department of Interior. 



The Use of Alcohol and Gasoline in Farm Engines, Farmers' Bulletin 277, 

 United States Department of Agriculture. 



