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VOL.

Report of the Council of the American Geographical and Statistical Society,

for 1857 .... First Appual Report of the Cooper Union, for the Advancement of Science and Art.....

2* From the CHICAGO HISTORICAL SOCIETY. Fourth Annual Report of the Chicago Reformatory School. 1859

From the AUTHOR. Croft's Practical Chemistry

1 III. The following Papers were read: 1. By Sandford Fleming, Esq., C.E.:

" On some improved varieties of Rail-joints.” 2. By Prof. Hind, M.A.:

“On the Manufacture of Shale Oil from the Utica Slate of Collingwood." 3. By C. Fuller, Esq. :

« On the Processes and Results of Chromo-Lithography, illustrated by Drawings and Specimens of the process in all its stages.”

TENTH ORDINARY MEETING—25th February, 1860.
Prof. WILSON, LL.D, President, in the Chair.

L The following Papers were read: 1. By the Rev. W. 8. Darling :

" Remarks on the Manuscripts of the Middle Ages.” 2. By the Rev. Prof. G. P. Young, M.A.:

“On the relation which can be proved to subsist between the area of a plane triangle and the sum of the angles, on the hypothesis that Euclid's eleventh axiom in any case fails." , 3. By the Hon. G. W, Allan, M.L.C. :

“Notes on some of the different Races composing the population of the Nile Valley. Illustrated by coloured drawings procured by the Author when in Egypt.”

ELEVENTH ORDINARY MEETING 3rd March, 1860.
Prof. WILSON, LL.D., President, in the Chair.

I. The following Papers were read: 1. By T. C. Wallbridge, Esq.:

" On some ancient Mounds on the shores of the Bay of Quinté.” 2. By W. Graeme Tomkins, Esq., C.E.:

« On the thickness of the Earth's crust." 3. By P. Freeland, Esq.:

“Notes on some specimens of Diatomacem, collected on the St. Lawrence.” Illustrated by Microscopical specimens.

VOL. V.

MONTHLY METEOROLOGICAL REGISTER, AT THE PROVINCIAL MAGNETICAL OBSERVATORY, TORONTO, CANADA WEST,-FEBRUARY, 1800.

Latitude--43 deg. 39.4 min, North. Longitude-5 h. 17 m. 33 s. West. Elevation above Lake Ontario, 108 feet.

Tens. of Vapour. Humidity of Air. Direction of Wind. of

Velocity of Wind.

Resul't. mean

Direc above

10
2

tion.
10

Re.
6 A.M. 2 P.M. 10 P.M. Mean. 6 A,M2 P.M 10PM ME'N Average a.M P.M. P.M.

M'NA.M
M'N 6 A. M. 2 P. M 10 P. M.

SAM.2 PM. P.M. ME'N
P.M.P.M.

sult'

Rain in inches.

in inches.

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0.2

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30.038 30.042 30.030 30.0422-8.4 8.6 8.01 1.70 -22.18.027 .041.041.037 .88.64 .79 .70 N bE WSW WNW N 71 w 7.0

7.5 3.0 3.23 3.72
30.012 30.051 30.129 30.0728 5.3 14.7 11.5 10.981-12.87.046.060.066.058 .82 .711 .92 .81] Calm. W NW wbNN 75 W 0.0 1.6 1.0 2.46 2.47 inap.
8 30.112 29.937 29.862 29.9603 7.5 18.3) 19.1 14.35 – 9.42].049 .068 .000 .067.78 .68 .87 .781 w N BB Calm. 8 25 E 1.6 7.3 0.0 3.06 3.90

0.1
29.920 .993 30.015 .978814.0 23.4 19.1 19.42- 4.27.074 .068.096.083) .91 .541.94 .80 N w bw Calm. Calm, N 34 W 8.2 0.0 0.0 0.34 0.85
.869 .666
25.233.2

Calm. S E DE S 8 13 E 0.0 9.0 6.0 4.20 6.45 0.135 0.2
.268 .342 29.337 .3195 37.5 37.5 33.2 35.52] +12.00 - 213.143.166.172) .96 .63.87.83 SW wbs Calm. 8 79 w 10.0 13.0 0.01 5.79 5.96

. 407 .633 .728 .6033 32.1 30.3 23.6 28.28 + 4.85). 157. 103.089.112.86 .61.63 .718 wbw w bn sw bw N 81 w 7.3 20.0 8.0 10.10 10.43 inap.
8 .657 .572 .532 .5792 25.6 35.0 31.0 29.97% + 6.60.120.158.140.139.87 .771 .80.83's w bw 8 w bs s8 W S 38 w 6.2 8.3 5.0 6.80 6.92
9 .336

.2565 81.0 41.5 13.3 27.87 + 4.601. 155.153 .046.121] .89 .57 .60.70 5 w be wsW N wbw N 79 w 6.5 17.5 38.5 18.15 22.98 inap.
10

.788 .937 .961 .91181 5.0 10.6 5.7 7.07-16.20.044.041.047 .045 .79 .57 .78 .74 N WENN W DN n bw N 29 w 16.0 8.6 4.5) 7.66 8.44 11 .725 .417 .469 .6382 8.2 19.8 12.0 13.97 — 9.301.057.095.067 076 .91 .901.90 .91 NNE SSE N

NIE 5.5 / 2.0 6.5 2.67 7.10 2.0 12 .788 .791

.96.87 -Nwbus w bw W8W s 74 w 3.2 11.0 0.5) 4.18 5.17
13 .571 .419 .571 .5323 21.6 30.3 29.5 27.33+ 4.08.109.148.144.136.94 .88 .87 .90 Calm. w bs N N 10 V 0.0 2.0 7.0 3.59 4.08

4.0
14
.737 .827

853 .8122] 22.0 18.9 4.6 14.501- 8.77 . 104.071 .048 .071 .87 .68.90 .81 N NNW N E N 4 E 10.5 10.5 12.2 8.56 11.29
15
.671 .411 .239 .4223 16.9 24.8 27.0 23.871+ 0.62086.112.136. 1151.90.84 .93 .89

Ebs WSW 9 70 B i6.0 14.5 9.6) 5.56 13.59 3.0
16

.336 .490 .632 .5117) 18.3 11.5 3.9 9.571--13.801.088.061 .045.059 .87 .82.86 -85 NW w EN NNW N 62 w 127.0 22.0 6.0 12.19 13.18
17 .747 .683 .511 .631814.41 9.01 8.2 4.88 -18.47.032.012.052 .0431 .90 .641 .82 .78) NNW NNW NEON N 66 B 5.0 1.2 9.5 5.45 7.51
18 .131 28.929 . 107 .0503 19.4 12.2 9.7 13.40 10-03.080.071.057.071.76 .94 85 88 E NEEN NNW N 13 E 23.0 20.6 15.0 16.25 20.73

9.0
19 .347 29.617

.69 .59
NN WWNW W N 73 w 26.4

4.0 9.06 11.79
20
.569 .471 .578 .5382 22.7 34.2 27.4 28.28 + 4.67.110.149.117.129.90 .75 .77.828 w bs SW

WSW s 55 W 17.5 10.4 5.07.08 7.17

0.3
21 .669 .720 .647 .6748/ 19.8 39.1 38.933.72 + 9.981.089 .148.194.154 .83 .611 .81.78W8W 88W NEDEN 80 E 3.2 4.5 10.5 4.96 7.00 0.305
22 .329 . 120 .075 .15771 38.9 46.9 45.4 43.83+20.02.228.272.292.259.90 .84.96 .90 NbE SE WSW 82 W 11.3 2.8 8.0 3.88 8.15 0.275
23
.054

.3137) 38.2 32.8 22.7 30.881+ 6.95 .203 . 137.087.137) .87 .74 .711.7618 w bs W WNW N 78 W 8.0 28.5 19.615.88 17.43 inap. inap.
.609 .560 .634 .5977 22.0 23.9 15.8 20.481 - 3 65 . 101.096 0721.086.86 .74 .80.77 NW NW NW DN X 59 W 8.0 16.0 8.0 9.32 10.15

inap. 25 681 .719

.867 .7677) 14.4 22.3 18.0 18.42- 5.921.064.066.071.067 .76.56 .73 .68 w bxw bx NW N 68 W 7.2 18.0 1.5 10.04 10.57 inap. 26 .972 .900 13.6 31.3

NW SSW Sw bws 31 W 1.6 13.5 18.0 8.01 8.75 27 .735 .787 .906 .8142 88.3 45.4 41.3 40.22 +15.50.164.206.172.181.80.67| .65.72 SW SW NbW N 81 w 5.7 2.8 11.0 2.32 4.86 28 30-013 .994 .955 .98371 36.0 33.5 33.234.27 + 9.37.180.165.166.169.85 86.87 .85) NNE EN B N 76 E 4.8 10.2 9.6 8.28 8.53 0.230 29 29.840 .705 .659 .7382 33.2 39.7 40.4 37.90 +12.88.173.226.250.222.91.93 99.90

Calm. N EEN N 62 B 4.3 0.0 6.31 3.70 3.990.385 M 29.6382 29.6040 20.6607 29.6324/20.48 26.67 21.66 22.83 0.84.110.118.110.112.87 .72.82 .81

8.66 9. .86

8.73 1.330 18.8

..

Day.

Barom. at temp. of 32o. Temp. of the Air.

Excess

6
6 2 10

0

. 122.151
.90 .80

.034
390

2.4 21.6

.047\. 101

7.5 15.8

.0-13.034

.581

.067.129 .83 .731

.247

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REMARKS ON TORONTO METEOROLOGICAL REGISTER FOR FEBRUARY, 1800. Highest Barometer

80186 at midnight on 2nd, Monthly range= Great change of temperature from 2 p. mn. of oth to 8 &. m. of 10th. Range in 18 Lowest Barometer

The mean Temperature for the month of February, 1860, was exactly the average

of the last 21 years. The depth of Rain and Snow recorded were both in excess of Mean maximum temperature 29943

16°32 Mean daily range = 14°11. the average, the former by 0.273 ; the latter by 1.42 inches. The mean velocity of the
Mean minimum temperature

Wind, was also greater than the average of is years, by 0.86 miles per hour.
Greatest daily range

COMPARATIVE TABLE FOR FEBRUARY.
Coldest day
1st Mean Temperature ...

RAIN. --19.5 on a m. of 17th

SNOW.

WIND.
Radiation Terrestrial

Resultant
YEAR

Mean
Snowing on 13 days; depth 18.8 inches: duration of fall 69.8 hours.

Direc- Velo Velocity
Mean of cloudiness=0.67; most cloudy hour observed, 6 a, m., mean=0.74: least

tion.city.
cloudy hour observed, 10 p. m.; mean=0.60.
Sums of the components of the Atmospheric Current, expressed in Miles.

28.0 + 5.2 49.1 8.3 57.4 8 1.475 6
1841 22.4 - 0.4 43.4 0.3 43.7

9
1 inapp.

0.61 lbs
North
South

1842 26.9 + 4.1 48.7 + 2.5| 46.2 8 3.625 9
2201.86

1843 14.5 - 8.3 37.5 -10.2 47.7 1 0.476/ 21 14.44 Resultant direction, N 61o W; Resultant Velocity, 3.28 miles per hour.

1844 26.0 + 3.2 47.1 0.4 47.5 4 0.43017 10.00 Mean velocity of the wind 8.73 miles per hour.

1845 26.0 + 3.2 46.6 3.9 50.5 5 Imp.

19.0
Maximum velocity . 40.6 miles per hour, from 8 to 9 p.m. on the 9th.

-16.2 57.6 0 0.000] 13 46.11
Most windy day 9th-Mean velocity, 22.98 miles per hour.

42.2 1.0 43.2 0.550 13 27.3 Least windy day 4th-Mean velocity, 0.85 do

1818 26.6 + 3.8 46.9 0.61 47.5 4 0.775 8 10.8 N 65 W 2.53, 5.69ms. Most windy hour, noon to 1 p. m.- Mean velocity, 11.08 miles per hour. Difference 1819 19.5 - 3.3 41.1 9.250.3 2 0.240 13 19.2 N 41 W 1.431 6.58." Least windy hour, 11 p. m. to midnight.- Mean velocity, 6.84 do, S 4.24 miles. 1850 26.0 + 3.2 49.2 + 1.3 47.9 7 1.235 9 23.1 N 80 W 3.43 7.61 “

1851 27.6 + 4.8 50.2 + 1.3 48.9 7 2.600 4 2.4 N 64W 1.99 6.94 " 1st. Lunar Halo and Corona from 7.30 to midnight (very perfect.)—3rd. Lunar 1852

23.4 + 0.6 41.2 -- 3.21 44.4 3 0.650 11 13.0 s 75 w 3.3+ 6.42" Halo during the evening.-6th. Eclipse of the Moon partially visible from 7 to 9 p.m.

1853 24.1 + 1.3 43.4 0.6 41.0 1.03015 12.6 N 49 W 2.51 7.30 " - 8th. Lunar Corona from 9 to 11 p. m.-9th. Hail shower at noon. Rapid descent 1854

42.7 5.7 48.4 5 1.460 15 18.0 N7E 1.73 6.91 " of temperature from 2 p.m. to midnight-range in 10 hours =3202.-13th. Solar Halo 1855 15.4

37.3 25.0 62.3 2 1.770 14 21.8] N 40 W 4.34 8.17 " during forenoon (well defined.)-14th Solar Halo at 2 p. m. (imperfect.) -21st. Ground 1856

0.000 8 9.7 x 81 w 7.70 10.71 " 1.857 28.5

5.9 37.1 11 3.050 11 11.78 78 W 3.68 9.82" Solar Halo 2 p.m.; Lunar Halo 10 p. m.-29th. Dense fog all day; sheet lightning 1858

1 inapp. 16 26.71 x 72 w 3.22 9.12 " 1859 26.0 + 3.2 43.3 + 3.9 39.4

0.455) 11 8.3 N 54 W 2.72 8.50 “ in S. W. at 10 p. m.

1860 22.8 0.0 48.1 - 8.4 56.5 7 1.330 13 18.8 N 61 W 3.28 8.73 The Resultant Direction and Velocity of the Wind for the month of February, from

44.13--5.49 49.62 4.2 1.057|11.3 17.381

7.88

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Self-register

ing Ther.

Difference

from Average.

Maximum observed.

Minimum observed.

Range.

28.920 at 2.30 p. m. on 18th, 1.216 inches. hours = 37o6. Maximum temperature

50°2 on p.m. of 22nd Monthly range= Minimum temperature. -8°5 on a.m. of 1st 5807

26°5 from p. m. of 4th to a.m. of 5th. Least daily range

2.4 from a. m. to 2 p.m. of 7th. Warmest day 22nd Mean Temperature 43°83

10703 Difference=42°13. Maximum Solar 65°5 on p.m. of 22nd Monthly range=

TEMPERATURE

8500.
Aurora observed on 2 nights, viz.: on 16th and 21st,; possible to see Aurora on
11 nights; impossible on 18 nights.

Mean.
Raining on 7 days; depth, 1-330 inches, duration of fall, 45.5 hours.

1840

West.

1109.92

1223.78

3232.44

1846 20.4 - 2.4 41.4

1847 21.5

-1.3

21.1 -1.7

15.7 -7.1 35.3 18.7 54.0

51.2

+ 5.7 fog 7 a. m. Mild day.-22nd. Thunderstorm 6 to 8 p. m. (first of the season.)-27th.

17.0 - 5.8 40.9 6.6 47.5

Mean' 22.83 1848 to 1860 inclusive, were respectively N. 69° W., and 2.96 miles.

East.

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MONTHLY METEOROLOGICAL REGISTER, AT THE PROVINCIAL MAGNETICAL OBSERVATORY, TORONTO, CANADA WEST-MARCH, 1860.

Latitude-43 deg. 89.4 min. North. Longitude-5 h. 17 min. 33 sec. West. Elevation above Lake Ontario, 108 feet.

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29.459 29.439 29.582 29.4993 41.5 45.3 41.5 42.85 +17.63.257 - 284.250.262.98.94.96 .95/N E bE NbEW8w883 W 8.6 4.8 11.3 3.12 6.9310.017

.580 .8171 .918 .7852 36.1 48.3 35.0 40.15 +14.73.195.225.142.184.92 .66 .70 .74 WbSWNW NEN 69 W17.5 22.2 2.3 3.90/12.76 .616 .220 .236

.8443 36.4 43.3 44.741.07 +15.35.200.212.116.173 -93 .75 .37 68) EbN SSW WSW S 69 W 115.5 12.0 21.5 13.7620.35 0.015 4141 .611 36.8 33.5

.110 - 088 .50 .46

W

NW W N 83 W 27.5 32.0 3.5 14.52 16.57 0.2
5001 270

.3507) 27.7 35.5 31.6 31.63 + 6.43.106.155 .148.1371 69.75 .83 .76JS E bE ELS NW N 63 E 11.0 9.8 8.3 4.60 7.41
.5821 .645 .465 .5428 29.9 35.3 33.5 33.08 + 6.58.139 153. 156.153.83] .74 .81.81 NWb N

Eb N N 78 E 2.5 11.2 16.0 12.35 12.960.265 0.1
.59 .094

.301 .1930 36.8 52.5 41.8 45.42 +18.60.203 292 . 148.232] .93 .74 .55 .73|NEE Calm. W W 8.5 0.0 3.2 7.94 9.68
.3961

.471) .484 .4588 40.047 1 36.1 40.35 + 13.12. 138. 158 . 145. 130.54 .48 .68 .52 WbN WENNW N N 63 W 18.5 18.0 8.6 13.07 14.07
.421 .367 .439) .4110 27.0 31.7 23.4 26.57 0.95 . 093 096). 108.094

63/ .631

86 .67 NNW W NW5W N 49 W13.2 21.2 21.0 19.28 20.01 0.2
10
.514 .5061
.579 .5413 15.4 27.0 27.7 23.77 - 4.05].064.086 092 085) -72.58 60 65 NW NNW WNW N 52 W 19.2 24.5 20.0 18.02 18.36

inap.
.603) .461
25.6 88.9

. 110.125
.80.52 -WN

NbWN 75 W 6.6 15.4 1.0 6.61 8 64 0.5 12 .334) 579

.5825 22.0 21.2 14.2 18.28 - 10.27 096 082054-075.81.72 65 .74 N NWb NNW N 31 W 22.8 27.6 18.8 19.81 20.46 1.0 13 826

.808

.764 .7997) 16.9 28.5 29.425.65 - 3.32. 078 . 118.130.109.83.75 .79 .781 Calm. SSW WNWS 55 W 0.0 10.8 4.2 4.06 5.22
14 .7841 .712 .792 .7525 24.1 37.9 37.8 34.00 + 4.68.107.137.190. 145.82 .60 84.72 WNW SSW NW S 82 W 2.8 5.8 5.8 2.70 3.91
15 .862 .896 .903 .885328.844.0 33.5 36.17 + 6.45). 129. 153 - 140. 149.81.53 .73 .70 NW W SSE S 25 W 6.0
16

5.8 3.8 1.92] 3.82
.916) 863 .808 .8637) 28.845.4 35.736.83 + 6.80 129.215 148 .162.81 .70.71 .731 SSE

SE
Calm. 74 E 4.8

5.8
17

0.03.07 3.50
.838) 8411 868 .8535 32.8) 46.7) 41.5 40.18 + 9.73.134.199 - 211.179.72.62 .80 .71 EbN Ebs NE

N 75 E 3.6

6.0 3.86 4.32 18 .9031 .834 34.2 50.9

. 168 - 220 .851 .58

NE Ebs
19

EbS N 73 E 1.4 3.55.80 6.40
646 .508

.466)
5310 39.7 42.5 38.6 40.78 + 9.52.217.263 - 207 - 229.89.97 88.89 N EVE ELS WbN S 62 E 5.0 6.5 11.5

0.894.83 .585 .334 .340 .512 .4002 35.3/ 40.7 25.9 34.60+ 2.93.189.180.093. 148] .92.70 .66 71 WSW WbNNW N 58 W 7.0 19.5 82.0 20.38|22.77 Inap. 0.2

642 685 .739 .6910 18.7) 28.1 27.024.78 7.30.051 - 108.093.082.49 .70 63.60 NW NW NW N 44 W 26.2 30.6 22.8 28.7728.83 .6221 .398) .449 .4828) 22.7) 37.1 32.1 31.07 – 1.42].045.084 - 165.099.37 .37 90.65 NW

NW

WENN 51 W 32.6 32.6 12.0 20.00 21.48
288) 262 .8240 26.7) 35-0 29.5 30.33 2.45). 140 . 142 -121.134.96 .70 .74.80N E bE SE WNWN 82 W 2.3 7.2 8.0 5.46 10.08 0.1
.193 2421

847 . 2678 25.9 28.1) 24.125.68 - 7.48. 125. 116.085.107.88 .75 .65 .76 WbNNW5W WbNN 64 W (18.8 17.2 14.5 17.14 17.50 0.1
.365
.429
22.8 29.7

085 104
.71 .63

NWW NWbNNWW N 63 W116.8 17.8 11.0 16.1616.44 inap.
668 654 . 715 .6803 20.7 81.3 23.4 25.35 8.63.071 -079.094.0781 64 .45 .73.69 NW WN WNWb NN 89 W 17.0 14.0 4.0 10.10 10.66
630 .512 .404 .5112] 22.3 41.5| 35.1 33.78 0.63.100.134.165.131] .83 .50 .81 .68 WSW Ss WSW W S 47 W 5.6 21.5 9.0 12.28 13.63
4051 .436 .400 .3978 29.5 32.1 30.6 31.30 - 3.42 . 136. 150 -093 . 131.83 .81.54 .74 WNWWNW SW W N 82 W|22.0 22.2 9.2 12.81(14.71
234

.295 .393 .3090 30.3 48.0 33.0 39.07 + 3.97.112. 146. 140.136.66 .44 .73 .588WbW8SW Calm. N 86 W 6.4 8.0 0.0 4.481 6.13
330 2141 . 167 2326 30.6 57.4 45.445.08 + 9.53.144.151.272.189.86 .30 .90 .67 NW SSW SW 8 45 W 3.0 22.5 10.0 10.82|11.52

078 .174 .1077 46.9 66.4 46.2 63.20 +17.28 272.431.178.270 -84.66.56 64/W8wWSW NEW N 84 W 15.2 19.44.0 7.96 10.66 M 29.515029.4881 20.628129.511120.39 39.92|33.29.34.48!+ 4.10'.1361.168.144.148.78.66.78.71

.87 15.62 9.90

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REMARKS ON TORONTO METEOROLOGICAL REGISTER FOR MARCH. Highest Barometer.

The Resultant Direction and Velocity of the Wind for the month of March,

0.890 inches from 1848 to 1860 inclusive, were respectively N 61o W, and 8.58 miles.
Maximum Temperature

of March, 1860, was warm, dry, and very windy.
Mean maximum Temperature

The Mean Temperature was 4°19 above the average of the last 21 years.
Mean minimum Temperature

The depth of rain was 0.637 inches, and the depth of snow 6.47 inches less than

their respective averages.
Greatest daily range ............ 30°1 from a. m. of 7th.
Least daily range....
208 from a. m. to p. m. of 12th.

The Mean Velocity of the Wind for the month, was not only the greatest for any

March on our record, but it was absolutely the most windy month of the whole
armest day.

series, giving an excess above the average of the last 13 years of 3.97 miles per hour.
12th Mean temperature.... 18°28 Difference = 34°92.
Maximum Solar..
79°0 on p. m. of 31st Monthly range=

COMPARATIVE TABLE FOR MARCH.
Radiation. Terrestrial.

TEMPERATURE.
23rd, 26th and 27th.

RAIN. SNOW.

WIND.
Possible to see Aurora on 19 nights; impossible on 12 nights.

Max Min.

Resultant
M'n. from

Mean
Raining on 5 days,-depth 0.882 inches ; duration of fall 22.0 hours.

ob’d. ob'd.

Force or
Mean of cloudiness = 0.49.

Direction. Vy. Velocity.
Most cloudy hour observed, 6 a. m., mean = 0.56 ; least cloudy hour observed,
10 p. m., mean, = 0.41.

1840 33.31 +3.0 66.0 8.71 48

8 1.610
1841| 27.7 -2.6 53.5 -6.9 60.4 1.170

0.51 lbs.
Sums of the components

of the Atmospheric
Current, expressed in miles. 1842|| 35.8+5.5 68.7) 14.9 13.8 3.150 8

0.70
North.
South.

1843) 21.3 -9.0 38.6 -2.8) 41.4 0.625 18 25.7

1.18 3679.66 1155.32 1051.26

6116.93 1844|| 31.3 +1.0) 50.3 9.6 40.70 2.470 8 14.0

0.57 1845|| 35.4 +5.1 61.7| 9.9 51 8 5 Imp.

8 2.8

0.66 Resnltant direction N. 64o W.; Resultant Velocity 7.61 miles per hour.

1846|| 33.1 +2.8 49.3 7.641.7 9

1.965 5

0.30
Mean velocity.
12.41 miles per hour.
1847|| 26.2-4.1 4.8 4.8) 39.5 0.850 6 4.2

0.71
Maximum velocity
39.5 miles, from 11 a. m. to noon on the 22nd.

1848|| 28.6-1.71 58.9 0.9 58.0 5 1.220 6 9.7
Most windy day
21st

N 660 W 2.03 5.80 mls.
Mean velocity 23.83 miles per hour. Difference=1849 33.5 +3.2 53.4 15.4 38.0 7 1.525
Least windy day

2.3

2 16th

3° W 1.48) 7.37 Mean velocity 3.50 ditto.

1850|| 29.8 -0.5| 46.0 6.0 40.0 2 0.745 11.2
Most windy hour... 2 to 3 p. m....

529 W 2.62 7.62
Mean velocity 16-33 ditto. Difference 1851 32.4 +2.1 68.7 13.1 45.6 3 0.770 9
Least windy hour... 11 p. m, to midnight.

8.8

N 210 W 1.93 7.65
..Mean velocity 9.73 ditto. 3 6.60 miles. 1852 27.7–2.6 44.8 -3.2 48.0

8
3.080

12 19.5 Ngo W 0.71) 5.81
1853|| 30.6 +0.3 56.3 -0.1 56.4 6

1.080 8 7.1 N 589 W 2.60 5.96
1st. Dense. Fog from 6 to 10.30 a. m.-2nd. Lunar Halo 10 p. m. and midnight. - 1854 30.7 +0.4 52.8 10.4 42.4 9 2.425 3 2.8 N 53° W 3.39 8.03
Bth. Indistinct Solar Halo 11 a. m.-8th. Wild pigeons very numerous. Lunar Halo 1855 28.5 -1 8 48.6 -2.9 51.5 5 1.485 11 18.1 N 88° W 4.76 9.95
from 11.30 p. m.-13th. Imperfect Solar Halo at 3 p. m.- 14th. Zodiacal light very 1856 23.1 -7.2 39.3/-13.6 52.9 0 0.000 12 16.2 N 71° W 7.68 11.39
bright 7 to 8 p. m.-19th. Dense Fog 7 to to 9 p.m., emitting a very offensive odour. 1857 27 8 -2.5 56.5 -3.9 60.4 0.835 15 11.3 N 63° W 6.63 10.84
20th, 21st and 22nd. Cold stormy days.—28th. Imperfect Lunar Halo 8 to 9 p. m.- 1858 28.4 1.9 54.11 -5.5| 59.61 10 0.917 6 0.2

N 589 W 5.45 8.56
29th. Very perfect Lunar Halo from 8 p. m.-30th. In perfect Lunar Halo at 8.30 ||1859 36.8 +6.0 53.7| 10.4 43-31 15
p. m.-31st, Indistinct Lunar Halo at 10 p. m.

4.054 8 1.0

N 640 W 1.96 10.39

1860|| 34.5 +4.2 66.4 14.2 52.2 5 0.882 11 2.4 | N 64° W 7.61 12.41 Almost continued displays of Auroral Light from 12th to 27th of this month; M 130.29 152.991 some of them very brilliant.

4.14 48.85 1 5.91 1.519 8.50 8.871

8.44 M.

Self-regist'ing
Thermom.

****************

YEAR.

29.934 at 8 a. m., on 6th Monthly range= Lowest Barometer .................. 29.044 at 6 a.m. on 31st )

67°0 on p. m. of 31st Monthly range= Minimum Temperature ............ 1208 on a. m. of 13th 6402

The month

41°89 Mean daily range=

27°35) 14054

31st

Mean temperature....... 53.20
Coldest day

-206 on a. m. of 13th 81o6.
Aurora observed on 12 nights, viz., on 12th, 13th, 14th, 15th, 16th, 17th, 19th, 21st,

Dift.
Snowing on 11 days,-depth 2.4 inches; duration of fall 22.4 hours.

Aver

East.

West.

25.33 miles.

[graphic]
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