30 



MAGNETIC INCLINATION 



Station No. I. New York, at Mr. Rutherford's Observatory. 

 Latitude 40° 43'.8. Longitude 73° 58'.9. W. of G. 



May 18, 1853. 4'' P. M. Needle No. 3. Poles direct. Magnetic meridian reads 248° 10'. 



CIRCLE EAST. 



72° 57' 



72 56 



72 56.5 



72° 37' 

 72 35 



72 36.0 



72 46.2 



73° 08' 

 73 05 



73 06.5 



73° 27' 

 73 24 



73 25.5 



73 16.0 



73 01.1 



CIRCLE WEST. 



72° 51' 



72 54 



72° 52' 

 72 54 



72 52.5 I 72 53.0 

 72 52.7 



72° 53' 

 72 56 



72 54.5 



73° 25' 



73 29 



73 27.0 



73 10.7 



73 01.7 



73 01.4 



Needle No. 2. Poles reversed. 



CIRCLE WEST. 



72° 08' 

 72 10 



72° 16' 

 72 18 



72 09.0 72 17.0 

 72 13.0 



72° 17' 

 72 30 



73° 17' 

 73 30 



72 23.5 73 23.5 

 72 53.5 



72 33.2 



CIRCLE EAST. 



73° 20' 



73 19 



72° 38' 

 72 36 



73 19.5 72 37.0 



72 58.2 



73° 00' 

 73 00 



73° 05' 

 73 06 



73 00.0 73 05.5 

 73 02.8 



73 00.5 



72 46.8 



May 18, 1853. 22'» 30™. Needle No. 2. Poles reversed. Magnetic meridian reads 248° 10'. 



CIRCLE EAST. 



CIRCLE WEST. 



73° 07' 

 73 03 



73° 28' 

 73 20 



r2° 42' 



72 40 



72° 44' 



72 47 



72° 50' 

 72 54 



73° 11' 

 73 13 



72° 37' 



72 40 



72° 37' 

 72 34 



73 05.0 73 27.0 

 73 16.0 



72 41.0 72 45.5 

 72 4.3.2 



72 52.0 73 12.0 

 73 02.0 



72 38.5 I 72 35.5 

 72 37.0 



72 59.6 



72 49.5 



72 54.0 



Needle No. 2. Poles direct. 



CIRCLE WEST. 



CIRCLE EAST. 



72° 52' 



72 55 



72° 51' 

 72 55 



■2 53.5 72 53.0 

 72 53.2 



72° 49' 

 72 52 



72° 54' 

 72 59 



73° 37' 

 73 34 



72 50.5 72 56.5 

 72 53.5 



73° 51' 

 73 48 



73 35.5 73 49.5 

 73 42.5 



72° 58' 

 72 57 



73° 20' 

 73 17 



72 57.5 I 73 18.5 

 73 08.0 



72 53.4 



73 25.2 



73 09.3 



