OBSERVATIONS FOR MAGNETIC INCLINATION. 



Determination of corrections to results by needle No. 2, by Lloyd needles Nos. 

 1 and 3, and for want of reversal of polarity for needles Nos. 1 and 2 on August 22, 

 1843. Needle No. 1 being that ordinarily used, the exceptional readings with the 

 other three needles have been referred to the indications of needle No. 1. 



1 Needle No. 2. 



* Lloyd needle No. 1, A end north. 



' Lloyd needle No. 3, A end north. 



