APPENDIX. 



TABLE I. 



TABLE of the Expansive Force of Steam, in Atmospheres, and in lbs. 

 per square inch ; for temperatures above 212^ of Fahrenheit. 



N. B. The steam is supposed to be in contact with the water from which it is formed, 

 and the water and steam to be alike in temperature. 



*i^* The above Table is deduced from the experiments of MINI. 

 Dulong and Arago. Their calculations extend only as far as 50 atmos- 



29 



