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On the Temperatui'e of Wells and Springs at Trevandrum 

 in India (Lat. 8° 31', Long. 5^ 8™.) By Major-General 

 Cullen, Madras Artillery. Communicated in a Letter to 

 Professor Forbes. 



The tables accompanying this letter include daily observations of 

 three wells and one spring for the greater part of 1842 and 1843. 

 The following is an abstract : — 

 Abstract of the Depth aivA Temperature of Wells at Trevandrum for the 

 years 1842-43. 



