llv 



"Meteorological Observation* 



Abstract of the JlesuUs of the Hourly Meteorological Observations 

 taken at (he Surveyor General's Office, Calcutta, 



in the month of July 187o. 



Hourly Means, &c. of the Observations and of the Hygrometrienl elements 

 dependent thereon. — (Continued): 



All the Hygrowetrical elements are computed by the Greenwich Constants. 



