242 



Table 253. 

 PROPERTIES OF STEAM. 



British Ueasore. 



The quantities given in the different columns of this table are sufficiently explained by the headings. The abbrevia- 

 tion B. T. U. stands for British thermal units. With the exception of column 3, which was calculated for this 

 table, the data are taken from a table given by Dwelshauvers-Dery (Trans. Am. Soc. Mech. Eng. vol. xi.). 



Smithsonian Tablcs. 



