[STARKEY & BARNES] DEFICIENT HUMIDITY OF THE ATMOSPHERE 193 



Where such instruments are placed under circumstances such as 

 we have found to favour accurate readings, they agree approximately. 

 Compare tables Nos. 2 and 3 on dates from February 13-15 inclusive. 



[Note added November 7th, 1908. The very elaborate tables pre- 

 pared by tlie Weather Bureau at Washington, are for a special form of 

 sling hj'gromeber. The general adoption of this instrument would bring 

 about a uniformity of measurement very much to be desired.] 



