236 Table 213 



RELATIVE HUMIDITY, VAPOR PRESSURE AND DRY TEMPERATURE 



Vertical argument is the observed vapor pressure which may be computed from the wet and dry- 

 bulb readings through Table 211 or 212. The horizontal argument is the observed air temperature 

 (dry-bulb reading). Based upon Table 43, p. 142, Smithsonian Meteorological Tables, 3d Revised 

 Edition, 1907. 



Smithsonian Tables. 



