MEASUREMENT AND CONTROL OF HUMIDITY 



For industrial methods see: 



Marsh, M. C. Controlled Humidity in Industry Griffin. 1935 



For tables of constants see: 



Hygrometric Tables: Meteorological Office report No. 265. H.M.S.O. 

 Wilson, R. E. Humidity over sulphuric acid solutions /. Ind. Eng. Chem. 13 (1921) 

 O'Brien, F. E. M. Humidity over saturated solutions of salts B. Elect. Allied Ind. 

 Res. Ass. Pub. LjT 166 



418 



