406 Miscellanies. e 
stone, also compound of Cyclades. Some of the clays present deeply 
rippled surfaces; and many of these are studded over with elevated 
ramose sub-cylindrical casts of vegetable stems, apparently of some of 
the grasses. ‘ ite 
36. Supplement to Prof. Loomis’s Paper, at p. 266 of this No.— 
The following table shows the average cloudiness of the different 
months at Nantucket, Mass., deduced from observations taken from 
April, 1843, to July, 1845, by Miss Maria Mitchell. It was received 
too late for insertion in its proper connection at page 281 of this No. 
Months. 8 A. M. Noon. 4PM. 
March, ©. : : 6:19 6:21 6:08 
April, : ; ‘ 5:47 5:93 6:09 _ 
May, Bo RAN ye 524 5:35 
June, é ; ‘ 3°43 3°51 4:24 
July, ( 5 : 3°85 3°45 3°64 
ATMO ust iHny . : : 4°46 4:67 4:15 
September, ‘ : 4°79 48] 4:89 
October, . , E 5°36 4°83 4:87 
November, é y 5:20 5:64 5:78 
December, : , 6:48 6°30 6:05 
January,» . , d 6°41 581 5:35 
February, ©. ‘ , 5°47 5°09 5:21 
The results of the foregoing observations, arranged by seasons, are 
as follows: 
8 A.M. Noon. 4P.™M. 
Spring, : - : 573 579 584. 
Summer, . : : 391 3°88 4:01 
Autumn, . i : a 5:09 518 
Winter, Oey ; 6°12 573 5:54 
Year, 3 : : 22 5:12 5°14 
37. Burning Well; communicated in a letter from F. B. Hover, 
dated Gustavus, Ohio, Aug. 21, 1845.—The land near the centre of 
the township of Southington, Trumbull County, Ohio, is low and boggy, 
although water is not easily found by digging. The soil at the surface 
is clay, with some sand, and the rock below in this district is a light 
colored sandstone, which underlies the coal strata of Ohio and western — 
Pennsylvania. No coal has ever been found here below this rock, or 
north or west of this locality. The nearest beds of workable coal are 
twenty miles distant. ct 
A pit was sunk for water in this region in June last by Mr. rene 
maker to a depth of twenty four feet, and was continued sixty seven 
