VAPOR.

Reductions of the monthly meteorological register of the survey of

Date.

TEMPERATURE-FAHRENHEIT.

1866. Νον.

7 a. m.

1234567

8

2 p. m.

9 p. m.

Mean.

Reductions of the monthly meteorological register of the survey of

Mean.

29.636
29.519
29.316 62 62

29.197 60

29.320

29.447
29.369
29.425 69

29.611
29.623
29.664
29.521
29.402
29.410

29.473

29.482

29.446

29.332

29.494

29.437 62 64

29.292

23 29.323
29.327 63
24 29.439 29.399 29.380 29.406 65 68
25 29.436 29.459 29.464 29.453

63

59

66

67

63

69

72

66 62

69

6.5 65
70

68 57

64 65

61 56 60 71

64 64 78

74 75

70

60

66

62

69

66

63 73 63

66.3

68 74 63

71.3 78 61
68.3

63 76 70 70 84 75 77 84 73 69 71 83 71

69.7 75 69
76.3 86 64

78.0 85 69

75.0

62 61 72

78

77 62

84 67

78

71 55

74

79

82883822328.

62

59

52

85 61

91 61

70

77 73 76.3 87
69 64 68.3 78
70 65 66.3 71
70 67 67.7 73 58
68 71.0 78 64
81 72 74.3 83 62
76 67 70.3 72 62
67 80 72 73.0 83 58
69 73.782 64
73.3
58
75.7 83 69
70.7 84 62
73.0 83 61
69.7 78 62
71.0 80 52

71

62

82

169.4 76. 4 70.4 72. 1

Aug. 1 29.137 29.135 29.171 2 29.274 29.335 29.388

29.148 67
67
29.332 54 60
29.402 60 €3 61
29.426 56 60
29.564 55 53 57
29.544 52 62

29.492 29.449 29.490 59 61 60
29.209 28.986 29.186 6) 64

73.745.694,758.732 730.718, 693, 714) 745), 543. 465.584 56.497. 550, 516), 521) 502.516.489), 502 612.601, 543.585 622.663,595, 627) 369, 505). 489, 501 591.524. 559. 558 631,561, 462.551 569. 598. 604. 590 693,690, 68, 684 655,550, 564, 570, 549. 598.532, 560 509.564,373, 482 389.422.537, 449

74 66 69.7 77 51

89

575.573.567,571

622.474.393.496 338. 358. 346, 345 3:8.429.430.432 409, 385.336.377 367.270.412.350 309, 369, 416'. 365' 447. 430, 465,447 GO. 478 543). 635.552

72.7 82 65
64.7 76 56

3

4

29.472 29.417 29.318 29.346 29.435 29.497 5 29.556 29.537 29.598 6 29.581 29.550 29.580

7 29.528

8 29.364

59 70 58 63.3 73 56
71 61 65.0 75 50
65.7 76 49
65.3 74 53
66.7

11 29.541 29.552 29.496 29.530 64 65
12 29.450 29.330 29.343 23.358 64 67
13 29.229 29.252 29.341 29.274 69 68 66
14 29.356 29.356 29.363 29.35 61 69
15 29.556 29.654 29.670
16 29.727 29.704 29.644 29.692 48 51
17 29.655 29.587 29.506 29.583 59 60
18 29.477 29.404 29.303 29.395 GO 64
19 29.296
29.262 29.318 29.290 58
60
20 29.401 29.312 29.303
29.339 51 58
21 29.311 29.277 29. 195 29.261 53 56
22 29.305 29.334 29.338 29.326 48 52 47
23 29.314 29.286 29.305 29.362 45 49 47

71.3 81
69.3 80 62

59 51.0 70 49
39.0 66 42
62.7 75 44
69.0 76 51
56 62.3 7:2
55
60.7 74 45
71 49
54.7 72 50
51.3 69 45

60

6:2

58

67 60 60. 7

50

409.367.465.414 416.495.469.467

556.564.569 563 583.595.644, 607,

67.695.577,612.628 510, 588.556, 551 460.354.23.366 282). 272. 396,317 334.331.340), 335 465,449, 509.5.8 4:29.398,391, 46 361.296,393, 350′ 376,303,367, 349 282. 256. 2×3.274 260, 242, 297,366 309, 269, 256, 278 260, 298). 256. 271 296,385, 202, 294 367, 390, 451.369 456.532.478.489 393.398.433, 408 473.529. 516.506 549.559.543.550

61 54 55.0 6:2 47
54 55.0 65 41
63.7 72 49
65.7 76 55
65.7 79 49
63.7 69 56

62

27 29.292 29.288 29.272 29.284 55 61 60
28 29.308 29.293 29.36 29.302 58 66
29 29.405 29.396 29.361 29.387 55 60
30 29.343 29.310 29.250 29.301 59 64
31 29.298 29.218 29.213 29.243 63 66
29.386

65 65.0 67 60
68 68.3 75 62

39. 670. 562.0 64.0

Means.... 29.405 29.390 29.365

VAPOR.

the northern and northwestern lakes at Detroit, Michigan.

.840 E. SE. SE
.706 N. NW. NW
.721 N.
E.
E. SE..
.843 SE W.SW. SW

.939

.869

459

.727

NW

NW

NW

NW

.782 S.

.843 .448 .595 .653 .457 .612 .564 .511 .735 .819 .525 .698 .708 .322 .769

641 .412 723 592 NW
.776 .607 .780
.831
.793 .896
.819 .518 .780
.7231.700 .740
.841 .796 .891
.944 .758 .850
.948 .644 .895
.886 .613 .841
.828 .659 .786
.727 .441 .765
.861 .395 .612

851S. SE..S.
.829 SW
.780 N.
.758 N.
.644 N.
.623

.780 .518 .743 .680 SW
.772 564 .872 .739 N.

4.8 6.5 2.0 4.0 N. 78 E 2.3 2.5 2.0 1.3 S. 32 W. S. SW. 11.5 8.0 4.0 7.7 S. 7E W.NW. NW 2.7 3.3 2.0 2.0 N. 83 W. 10 SW N. N. N. E. NE. SE W.NW.SW. S. W.. W.NW. N N. .708 N W.SW. S. SW .708 .679 W.NW. W.NW. N. NW. .461 786 .658 NW .777 .521 .853 .717 NW .856.592 .613 .657 777 .519 . 613 .636 W .592 .525 .364 .494 SW 708; .497 .731 645 SW .280 .634 .831

.378.816

W

NW

NW

6.8 8.0 2.0 5.0 S. 19 W. 10
7.7 9.0 1.5 6.0 N. 45 W.
3.5 4.0 4.8 3.0 S. 85 W.

7

3

N.

NW

NW. NW

NW

SW. SW

S. SW. W.NW.
E. NE W
E. NE E.
SW. NE
E. SE.. E. NE

2.4 8.5 1.2 4.0 N. 56 W.
5.3 5.0 2.5 4.0 S. 45 W.
5.8 6.7 0.3 4.0 S. 33 W.
1.5 3.5 0.5 1.0 S. 79 E
5.0 5.0 1.5 3.0 N. 43 E.
2.8. 4.0 1.5 1.7 S. 45 W. 10
4.5 5.0 4.7 4.3 S. 89 E. 10

6

4

9

0

4

10

5

7

10

10

10

7

9

10

10

10 10

.04

10 10

.14

.796 .535 750

700

2.5 N. 51 W. 6.5 6.9 7.5

2.51

Reductions of the monthly meteorological register of the survey of