PSYCHROWETRICAL TABLES. 



171 



Reading 

 of Ther- 

 mometer, 

 Fahr. 



Dry. Wet. 



Temp 



of 

 Dew- 

 Poiiit, 

 Fahr. 



Force 



of 

 Vapor 



ia 

 English 

 laches. 



Weight 



of Vapor 



TReqd. 



In a for 



Cubic Sat'n. 



Foot of of aCu- 



Air. bic Ft 



of Air 



Hu- 

 midity, 

 Satura- 

 tion =a 

 lOUO. 



Weight in Grains of a Cubic Foot of Air. 



Height of the Barometer in English Inches. 



in in in. lu. *"• '"• ^^ — ^^ 



2S.0 28.5 29.0 29.5 30.0 30.5 31.0 



