ALTITUDES OF MOUNTAINS. 
675 
TABLE II. 
The barornetrical measurements in this Table have been computed by the method given in the 
second edition of Mr. F. Daniell’s Meteorological Essays. The heights ascertained at sea are 
by altitudes with sextants, patent log bases, and astronomical bearings. 
Place. 
♦ 
Object. 
Height in 
English feet 
How obtained. 
Rio de Janeiro, 
Corcovado, 
2308 
By barometrical measurement in 1825 *. 
... 
do. . . 
2296 
By barometrical measurement in 1828 1. 
... 
do. 
2306 
By trigonometrical ctilculation in 1825. 
... 
do. 
2306 
By ditto ditto in 1828. 
Sugar-loaf, 
1285 
By trigonometrical measurement, 1825. 
Conception, 
do. 
1299 
By trigonometrical measurement, 18281:. 
N. Pap Bio Bio, 
789.6 
By trigonometrical measurement. 
Pitcairn Island, 
Observatory, 
78 
Dip of the sea. 
Peak on it, 
Highest peak of Mount ) 
Duff, . . 5 
1046.5 
By trigonometrical operation at sea. 
Gambler Island, . < 
1247.9 
By ditto ditto on shore. 
... 
Ship Rock, 
441.1 
Ditto. 
Miatea, 
Peak on do. 
1432.3 
Ditto ditto at sea. 
Beering’s Straits, . 
Cape Lisburn, 
849 
Dip of the sea. 
Kotzebue Sound, 
Chamisso Island, 
231 
Ditto. 
\ 
Pointed hill north of ) 
Spafarief Bay, \ 
616 
Ditto. 
Society Islands, . | 
Peakwith a hole through ) 
it on Eimeo, . ( 
4.041 
Trigonometrical operation on shore. 
San Francisco, , 
Ahgel Island, 
900.7 
Barometrical measurement. 
... 
Deviation (Bolbones), 
3783 
T rigonometricaUy . 
... 
Aerba Buena Island, 
513.8 
Ditto. 
... 
Hill at Yerba BuenaCove, 
467.2 
Ditto. 
Island of Assumption, ) 
Ladrones, . 5 
Summit of the Cone, 
2096 
Ditto at sea. 
Botel Tobago Xima, 
Peak at west angle. 
1817 
Base at sea. 
Peak at N. E. angle. 
1840 
... 
1867 
> By different bases at sea. 
... 
... 
1843 
1850 
Mean. 
Loo-Choo, 
Onnodake Mount, 
1089 
T rigonometricaUy. 
... 
Abbey Point, 
98 4 
Dip of the horizon. 
• • • 
Kumi Head, 
99.8 
Ditto. 
... 
Highest point of Sheudi, 
540.4 
Trigonometrically. 
Petropaulski, . 
Villeuchinski (Sugar > 
Loaf), . . ^ 
7374 
By trigonometrical operation on shore. 
Avatcha (mountain N. j 
11.491 
) 
... 
by E. of the town), v 
do. I 
11.612 
11.496 
y By trigonometrical operation on shore. 
Cape Lisburn, 
Flint Station, 
849 3 
By observed dip of the horizon. 
Kotzebue Sound, 
Hill N. of Spafarief Bay, 
616 
Ditto. 
... 
Chamisso Island, 
231 
Ditto. 
Port Clarence, 
High Snowy Mountain, 
2596 
By trigonometrical operation on shore. 
\ 
No. 4, three miles west ) 
of Point Jackson, ^ 
1876 
Ditto. 
San Bias, 
Commandant’s House, 
141 
By dip of the horizon. 
... 
San Juan Paps, . ^ 
6216 
6230 
^ By trigonometrical operation on shore. 
Colima Mount, 
... 
12.003 
By trigonometrical operation at sea. 
• With a barometer of Mr. Newman’s make, rainy day. 
f With a barometer of Mr.aJones’s make, fine sunny day. 
$ No defined object on this inaccessible mount^i. 
