216 
BAROMETRIC OBSERVATIONS 
OBSERVATIONS—Continued. 
Station. 
Date. 
Hour. 
No. of barometer. 
First reading. 
Attached thermome¬ 
ter. 
Air thermometer. 
Reading corr. for con¬ 
stant error, temp, 
and hor. variation. 
Corrected mean ba¬ 
rometer reading. 
Wind. 
Clouds. 
Direction. 
d 
O 
O 
1853. 
Camp Wilson _... 
July 14 
10 p. m... 
781 
29. 710 
77. 2 
29. 549 
0 
None .... 
11 p. m_ 
781 
. 708 
75. 4 
. 548 
29. 578 
0 
None_ 
Camp No. 1 
July 17 
Sunrise_ 
790 
29. 598 
71 
29. 501 
0 
Cirro-stratus, 9 
7 a. m_ 
790 
. 615 
76. 7 
. 502 
0 
Cirro-stratus, 9 
8 a. m_ 
790 
. 640 
78. 4 
. 513 
N.E ... 
1 
Cirro-stratus, 6 
9 a. m_ 
790 
. 650 
81. 9 
. 509 
N.E ... 
1 
Cirro-stratus, 6 
10 a. m_ 
790 
. 642 
86. 1 
. 490 
S_ 
1 
Cirro-stratus, 2 
11 a. m_ 
790 
. 639 
86. 8 
. 486 
S.E_ 
1 
Cirro-stratus, 1 
12 m_ 
790 
. 627 
87. 6 
. 481 
0 
None_ 
1 p. m_ 
790 
. 627 
87. 6 
. 485 
0 
Cir.-stratus, 1. 
2 p. ni_ 
790 
. 617 
90. 5 
. 470 
S.E.... 
2 
Nimbus, 1.... 
3 p. m_ 
790 
. 615 
92 
. 469 
0 
None_ 
4 n. m_ 
790 
. 601 
91. 8 
. 464 
0 
None_ 
5 p. m_ 
790 
. 587 
88. 6 
. 463 
0 
Cumulus, 2_ 
0 p. m_ 
790 
. 582 
85 
86 
. 465 
— 
0 
Cumulus, 1_ 
7 p. m_ 
790 
. 576 
82 
. 465 
0 
Ciro-stratus, 1. 
8 p. m_ 
790 
. 590 
80 
. 481 
0 
None_ 
9 a. m_ 
781 
. 696 
82 
. 506 
0 
None_ 
10 a. m_ 
781 
. 694 
85. 6 
. 493 
0 
None.. 
11 a. m_ 
781 
. 683 
86. 1 
. 483 
0 
None. 
12m. 
781 
. 676 
87 
. 481 
0 
None_ 
1 p. m_ 
781 
. 676 
87 
. 485 
0 
None_ 
2 p. m_ 
781 
. 668 
90 
. 472 
0 
None_ 
3 p. m_ 
781 
. 662 
92 
. 466 
0 
None_ 
4 p. m_ 
781 
. 654 
90. 3 
. 471 
0 
None_ 
5 p. m_ 
781 
. 644 
88 
. 471 
0 
None_ 
6 p. m_ 
781 
. 642 
84. 6 
. 477 
0 
None_ 
7 p. m_ 
781 
. 638 
82 
. 477 
. 
0 
None_ 
8 p. m_ 
781 
. 648 
79. 8 
. 490 
0 
None_ 
Do. 
July 18 
3 p. m_ 
790 
. 628 
89 
90 
. 490 
0 
Cirro-stratus, 4 
4 p. m_ 
790 
. 630 
89. 5 
91 
. 498 
0 
Cirro & nim., 4 
5 p. in_ 
790 
. 614 
87 
88 
. 494 
0 
Cirro-cum., 2 . 
G p. m_ 
790 
. 612 
84 
85 
. 498 
0 
Cirro-cum., 2 . 
7 p. m_ 
790 
. 606 
82. 5 
83. 8 
. 494 
0 
Cirro-cum. & 
nim., 7. 
8 p. m- 
790 
. 640 
81 
83 
.529 
29. 542 
0 
Cum. & nim., 8 
Camp No. 2_ 
July 19 
H p. m... 
783 
29.700 
91. 5 
92 
29. 506 
...... 
S. w... 
3 
Cir. & nim., 4. 
3 p. m- 
783 
. 699 
92.4 
93 
.509 
_ 
s. w... 
1 
Cir. & nim., 3. 
4 p. m_ 
783 
. 682 
89.3 
91. 2 
.508 
s. w... 
1 
Cir. & nim., 3. 
5 p. m_ 
7 S3 
. 652 
86. 6 
88 
. 491 
0 
Cirrus, 2_ 
6 p. m_ 
783 
. 632 
84. 5 
86 
. 474 
. 
0 
Cirrus, 2_ 
7 p. m_ 
783 
. 636 
81. 3 
83 
. 484 
0 
Cirrus, 2_ 
783 
. 642 
82 
84 
. 484 
0 
Cirrus, 3_ 
Do 
July 20 
6 a. m_ 
783 
. 666 
76. 2 
78 
.514 
0 
Cumulus, 2_ 
7 a. m_ 
783 
. 673 
80. 2 
81. 1 
. 506 
0 
Cumulus, 1_ 
8 a. m- 
783 
. 696 
84 
85. 1 
. 512 
N. W-. 
5 
Cumulus, 1 — 
9 a. in _ 
783 
. 700 
87. 2 
89. 5 
. 503 
N . 
4 
Nimbus, 2_ 
10£ a. m._ 
783 
. 717 
91 
93.5 
.508 
. 
N. E... 
2 
Nim. & cum., 3 
11 a. m... 
783 
.721 
89 
92. 2 
.520 
N. E... 
2 
Nim. & cum., 3 
12 m _ 
783 
.722 
92. 6 
94 
. 520 
. 
N. W_. 
4 
Cumulus, 1... 
1 p. m - 
783 
. 727 
91. 5 
93. 1 
.531 
_ 
N. W_. 
2 
Cumulus, 2 — 
2 p. m _ 
783 
.710 
91. 6 
93. 4 
. 517 
_ 
N. W-. 
2 
Cumulus, 1 — 
3 p. m - 
783 
.708 
90. 1 
92 
.524 
_ 
N. W.. 
1 
Cumulus, 2 — 
4 p. m - 
783 
. 694 
89 
90 
.521 
_ 
N. W-. 
1 
Cumulus, 1--- 
783 
. 689 
85. 8 
86. 9 
. 509 
0 
Cum. & nim., 1 
6 p. m - 
783 
. 660 
83 
84. 6 
.506 
0 
Cum. & nim., 1 
July 14.—10 p. m., slight lialo around the moon. 11 p. m., ditto. 
July 17.—Sunrise, calm. 7 a. m., ditto. 12 m., clear and calm. 1 p. m., calm. 3. p. in., clear and calm. 4 p. in., 
ditto ; sultry. 8 p. m., calm and misty. 
July 18.—3 p. in., calm. 4 p. in., ditto. 5 p. in., ditto. 6 p. m., ditto. 7 p. in., ditto. 8 p. m., ditto 
July 22.—Slight showers at 2A. 4A. and 6A. 
