MAGNETICAL OBSERVATIONS. 



OBSERVATIONS AT MIRADOR. 



Description of Station No. V. Mirador is a large sugar estate, situated on the 

 eastern foot of the high volcanic ridge, which connects the Peak of Orizaba and 

 the Coffrc of Perote. Its elevation above the level of the sea is about 2,400 

 English feet. The soil is compact red clay, containing some iron. 



The instruments were mounted under the veranda (porch) of the house of the 

 proprietor, MR. SATORIUS, about 10 feet to the east of the entrance. 



A distant tree, bearing E. by S. (magn.) was used for a mark at the determina 

 tion of absolute declination. 



