Miscellaneous Intelligence. 139 
the back (or former top) of the stone was cut, it proved to be much 
sofier, so that a facet was made in three hours, which would have oc- 
cupied more than a day, if the hardness had been equal to that on the 
other side ; ; nevertheless, the stone afterwards became gradually hard- 
the cutting. An attempt was made to cut out the faw at A; but it 
was found not desirable, on account of its length. The di amond was 
finished on September 7th, having taken thirty- eight days to cut, work- 
ing twelve hours per day without cessation 
By permission of her Majesty, models of the Koh-i-noor, as it a 
rived in this country and in its present state, have been ne Wha ne 
diamonds in the mineralogical department of the British Mus 
3. Abstract of a Meteorological Register, kepl at the Tianektes Tnsti- 
tution se the Deaf and » Knoxville, Tennessee, for the year 
1852; by O. W. Morais, Principal. The Latitude is 35° 56’; Longi- 
tude west ror Washington, 6° 57’; elevation above tide, 960 ‘feet.* 
METER | THERMOMET Cl 
Maximum fiisiaee ‘Means, }Rangej Maximum, te 
Jan. |19, 29-692 _ 
Feb. 19, 29° 431/28, 23° 474) 29-075) 
Months. 
oud- Prev’g 
ee |Range, iness. Winds 
| || = —— 
5, 28:434/29- 127| — 31, 63. 219, —4: 20-513 67-2 be} In Ww. 
March, | 3, 29 eget 28 434 i 29-¢ 327) 1-02 26, 79820, 21: 52-401 58 8\ 5-02 lw. 
April, {10, 2 5, 23:348/28-856| -798]30, 79: | 1, 32: |50-423] 47-0) 4-90 lw. 
May, % 29 s4uler 28 827/29 054 615] 2, 84: |21, 43-2/64-689| 40-8] 4-74 lw. 
June. |14, 29:391) 8, 28-732'29-094| -659123, 86-611, 59-5/68-498| 36-1] 4-32 |w. 
July. a - nt 2/30, 28 833)20-068 459) 38224, —s 3, 59- |74-096| 33 5} 4-01 In. 
Aug. 318|27, 28.775|29:086, -541/19, 87 5) 7, 55:9/69-953| 316] 5 44 \n.z. 
Sept. 18 39 316 11, 23°747/29-120| -569) 2, 85-4 14, 66-452) 40-4) 4-90 nx. 
Oct, , 29 360| 9, 28-779/29-124) 581] 8, 83-225, 39°6/59-656) 43-6) 3-79 Ine. 
Nov. 29, 29-447|26, 28-483/29-048| -956] 5, 71-219, 24°6/44-119| 466) 5-10 Nawe 
Dec. |29, 29-425! 7, ” 98-667 2 9078, -755]20, 64814, 25°1/14514| 39-7) 653 |n.x. 
Au.M?ns|  29°392| 28 3628 29 29-063, 764] 7868) 43.37/55 667 4551) 4°89 | w. 
The mean temperature of the winter page the of 1851-1852, was 
39°-279 ; of the spring months, 58°-838; of the summer months, 
70°: 849 ; of the autumnal months, 56°°742. The highest degree of the 
ordinary thermometer, as noted, was twice 92°5° in July ; the lowest 
was —4° in January. The winter of ’51-"52 was an uncommonly cold 
Rain fell on 114 days; it was accompanied by thunder and lightning 
on 32 days, on some of them twice, and on one day three times, with 
very lieavy thunder and vivid lightning. On the third of May the 
lightning struck an oak tree within one hundred feet of the building. 
Snow fell on 11 days, to the depth of 34 inches; the first snow in 
» winter was on the 12th ‘al December, and the last snow in the 
ve was on the 2nd of 
he mean relative byinidity of the atmosphere for the winter months 
was 72-96 ; for the spring months, 66°89; for the summer months, 
78: ef for ‘the autumnal months, 77°79 ; and for the year it was ge! 
ost prevalent wind was the west, ‘the next the northeast, and 5 a. 
he 
next ihe northwest. 
* In thejeolamns: Maxinium: and nina he day of he month 
statement of the observation. — es 
