Table 52. 

 BAROMETER. 



DETERMINATION OF HEIGHTS BY THE 



ENGLISH MEASURES. 



Term for Temperature : 0.002039 (0 — 5°°) z - 



^ f above 50 F. "1 ,, , . f added. 



For temperaturesj below > q0 p } the values are to be j subtracted 



Smithsonian Tables. 



139 



