Sir George sHucKBtrRGH’s Obfervatioirt 
Obfervation at the bottom. 
Barometer. Therm. 
attached. 
In. 
29400 50° 
46 
DifF. of the two attached thermometers, 4 
Therm, 
ki the air. 
45* 
Obfervation at the top. 
Barom. '‘Therm. Thferrti. 
attached. in the air. 
In. 
^ 25.190 
Corre£l for the cliff, of the 1 
two attached therm, viz. 4 0 , J ^ 10 
Height of the uppermoft^ 
barometer, reduced to the I 
fame heat as the lowermoft, f 2 5- 200 
viz. 56°, — — J 
46° 39°i 
45 
2)841(42! mean heat. 
31! ftandard heat. 
11 difference. 
Tabular number, fee tab. II. 
correiponding to, — 
The fame, correfponding to 
Approximate height in feet* 
■CorrettLn for u°of heat on 4016 feet, add, — 
Correct for 1 1°, fee tab. IV. 
on 4000 feet 106.9 
on 16 — 4-3 
or on 4016 4- 107.4 
In. Feetsu 
J 25.200 =-6225.0 
29400 = 2208.2 
4016.8 
— 1074 
Correct height of the mountain — — — 4124.2 
Now the difference of the attached thermometer 50° 
and 46° is - 4 0 ; and againft this number, in table I. in 
the column for 2 5 inches (being the height of the baro- 
meter in this cafe) I find 10, which added to 25.190, as 
this barometer was the coldeft, gives 25.200 inches for 
1 the 
