29 | 67.08 | 73.93 | |
30 | 69.39 | 76.24 | |
31 | 71.70 | 78.55 | |
32 | 74.01 | 80.86 | |
33 | 76.33 | 83.18 | |
34 | 78.64 | 85.49 | |
35 | 80.95 | 87.80 | |
36 | 83.27 | 90.12 | |
37 | 85.58 | 92.43 | |
38 | 87.89 | 94.74 | |
39 | 90.20 | 97.05 | |
40 | 92.52 | 99.37 | |
41 | 94.83 |101.68 | |
42 | 97.14 |103.99 | |
43 | 99.46 |106.31 | |
44 |101.77 |108.62 | |
45 |104.08 |110.93 | |
46 |106.39 |113.24 | |
__________|___________|_____________|______________|

34
NOTE.--Equivalent depth in feet = ------ × pressure.
14.7


E.P. GOODRICH, M. AM. SOC. C. E. (by letter).--This paper is to
be characterized by superlatives. Parts of it are believed to be
exceptionally good, while other parts are considered equally dangerous.
The author's experimental work is extremely interesting, and the writer
believes the results obtained to be of great value; but the analytical