HYGROMETRICAL TABLES. 



Pressure of aqueous vapor {BrocJi) — 



English measures Tabi,e 35 



Metric measures \ 



\ 43 



Pressure of aqueous vapor at low temperatures (C F. Marviri) — 



English and Metric measures Tabi^E 37 



Weight of aqueous vapor in a cubic foot of saturated air — 



English measures Tabl,e 38 





Weight of aqueous vapor in a cubic metre of saturated air — 



Metric measures Table 39 



Reduction of psychrometric observ^ations — English measures. 



Pressure of aqueous vapor Table 40 



Values of 0.000367 ^ (/— /jfi -\ 'j 41 



Relative humidity — Temperature Fahrenheit Table 42 



Reduction of psychrometric observations — Metric measures. 



Pressure of aqueous vapor Table 43 



Values of 0.000660 7? (/ — /,)(i + -- — ^) 44 



\ b73 / 



Relative humidity — Temperature Centigrade Table 45 



Reductio'.i of snowfall measurements. 



Depth of water corresponding to the weight of snow 



(or rain) collected in an 8-inch gage Table 46 



Rate of decrease of vapor pressure with altitude .... Table 47 



121 



