OBSERVATIONS OP THE NORTH POLE OP THE INCLINATION MAGNET, 



AT SANTIAGO DE CHILE. 



JUNE 19 and 20, 185O. 



JULY 24 and 25, 1850. 



AUGUST 29 and 30, 1850. 



SEPTEMBER 24 and 25, 1851. 



OCTOBER 22 and 23, 1851. 



