xiv CONTENTS. 



PAGE 



SECTION VII. 



OF THE PROPORTIONS, AND THE CONSTRUCTION, OF THE PARTS OF STEAM 



ENGINES ......... 203 



SECTION VIII. 



OF EQUALIZING THE ACTION, REGULATING THE POWER, MEASURING THE 



USEFUL EFFECT, AND MANAGING THE STEAM ENGINE . . . 256 



SECTION IX. 



OF THE APPLICATION OF STEAM ENGINES TO DIFFERENT PURPOSES . 



SECTION X. 



OF STEAM NAVIGATION ..... 288 



TABLES. 



r 



TABLE I. OF THE PROPERTIES OF THE STEAM OF WATER OF DIF- 

 FERENT DEGREES OF ELASTIC FORCE .... 322 



TABLE II. OF THE PROPORTIONS OF SINGLE ACTING STEAM ENGINES 323 



TABLE III. OF THE PROPORTIONS OF DOUBLE ACTING STEAM ENGINES 324 325 



EXPLANATION OF THE PLATES ....... 32? 



