290 Miscellaneous Intelligence. 
On the colored projections from the edge of the sun, as observed 
during solar eclipses. By Prof. J. Henry. 
Some additions to the new mode of opts tegr svalemse: in 
Right icsoaion and in Declination. By Prof. O. M. Mircue 
On the Zodiacal Light. By Rev. Geo oot Chaplain U. S. N. 
(2.) Physics and Chemistry. 
Notice of earthquake waves on the Western Coast of the United 
jets on the 23d and 28th of December, 1854. By Prof. A. D. 
Bac 
Rastaints Cotidal lines of the Pacific Coast of the United Siates, 
from observations in the United States Coast Survey. By Prof. A. D 
Notice of Tidal Observations mde on the coast of the United States 
in the Gulf of Mexico, with type curves at the several stations, and 
their decomposition into the curves of diurnal and semi-diurnal tides. 
By Prof. A. D. Bacue. 
Discussion of the secular variation in the Magnetic Declination on 
the Atlantic and Gulf Coast of the United States, from observations in 
the 17th, 18th, and 19th Centuries. By Cuas. A. Scuort, United 
States Coast Survey. 
A method of producing pecebsiie fluid mirrors for Reflecting Tele- 
scopes. By Georce R. Per 
On our sense of the oetiaal, =i Horizontal, and our percnnion + of 
Distances. By Lieut. E. B. aie A 
On Binocular Vision, By Prof. W. B. Roe 
On the Ala ge or Ss as and the composition of Rotations. 
By Prof. Wm. B. Roc 
Im raniotie in the Electric Telegraph, whereby two or more termi- 
nal stations can make Ents use of the same wire. By Moses 
G. Farmer, of Bosto 
Description of a new apparatus for =e SK aes and a pre- 
cious metals from foreign substances. By Epwa E 
On a method of analyzing the Solphate, Aimees and ‘Molybdate 
of Lead. By Prof. J. Lawgence Smit 
(3.) Geology and Mineralogy. 
On the stratigraphical position of the coal- -bearing rocks below the 
upper Red Shale and we tes oe of the Middle and South- 
ern States. By Prof. Wittiam B. Roe , 
orn the Coofigaratign of Ae soil of pe England. By Prof. A 
UYOT 
On the occurrence of iron ores in the Azoic System. By J. D. 
eee. 
n some new localities of minerals. By Sanpenson Satu. 
On some crystallized furnace products. By Sanperson SMITH. 
Contributions to our knowledge of the Geology of Nebraska and the 
Mauvaises Terres. By Prof. James Haut. 
Notes upon the genus Graptolithus. By Prof. James Hau. 
