BAROMETRICAL MEASUREMENTS. 
203 
Clear Pond — Johnson’s. 
June 29. 
Att. 
Det. 
Obs. 
Elevation 
above tide. 
Deviation 
from mean. 
6h 5' p m 
22.5 
24. 
751.60 
1869.52 
—0.17 
43 Burlin^on, 
Pond, .... 
6h 10' p m 
20.5 
20.3 
373.60 
336.30 
44 Burlington, 
7h 0' p m 
22.4 
22.2 
752.50 
1877.66 
+ 7.97 
Pond, .... 
Th 2' p m 
19.4 
18.3 
373.65 
336.60 
45 Burlington, 
6h 5' p m 
22.5 
24. 
751.60 
1865.49 
—4.20 
Pond, ___ 
6li 10' p m 
20.5 
20.3 
375.90 
336.90 
46 Burlington, 
7h O'pm 
22.4 
22.2 
752.50 
1866.08 
—3.61 
Pond, .... 
7h 2' p m 
19.4 
18.3 
376.00 
337.25 
Moan ftlfivatino ahovo t.idft. _ 
1869.69 
Mount 
Marcy. 
Aug. 14. 
47 Burlington, 
6h 10' a m 
18. 
13.9 
381.40 
381.60 
5325.29 
—12.22 
Mount,_ 
6h 7' a m 
6.6 
6.6 
334.90 
299.40 
48 Burlington, 
6h 40' a m 
17.9 
14.9 
381.60 
381.80 
Mount,_ 
6li 30' a m 
7. 
6.6 
340.90 
299.40 
5339.93 
+ 2.42 
Mount,_ 
7h 0' a m 
7.5 
7. 
335.00 
299.50 
Means,_ 
6h 45' a m 
7.2 
6.8 
334.93 
299.43 
Burlington, 
7h 10' a m 
18. 
15.2 
381.70 
381.90 
49 Mount,_ 
7h 0' a m 
7.5 
7. 
335.00 
299.50 
5347.31 
+ 9.80 
Mount,_ 
7h 30' a m 
8. 
7.5 
335.05 
299.50 
Means,_ 
7li 15' a m 
7.7 
7.2 
335.02 
299.50 
Mean elevation above tide.. 
5337.51 
Mean of these observations, calculated by Laplace’s formula. 
50. 
18. 
14.7 
381.57 
381.77 
5344.69 
7.2 
6.9 
334.95 
299.44 
