Chemistry and Physics.—On Fraunhofer's Lines, Kirchoff, 423.—On the direct conver-
sion of Lactic into Propionic Acid, Lautermann: On the formation of Alonin from
Lactic Acid, Kolbk: On the constitution of Lactic Acid, Kolbe: Contributions to the
Chemistry of the Platinum-mclals, Claus, 425.—Synthesis of new Bases containing
Oxygen, Wurtz, 426 —On a new series of Alcohols, Yvurtz: Researches on the Pla-
tinum metals, Dr. Wolcott Gibbs,427.
Technical Chemistry.—Solution of Cellulose in Ammonio-oxyd of Copper: Decoloration
of Indigo by Sesquioxyd of Iron, 429.—Aluminum Leaf: Critical and Experimental
Contribution to the Theory of Dyeing, 430.—Cellulose Digested by Sheep, 432.
Geology.—Notes on the Geology of Nebraska and Utah Territory, by Dr. F. V. Hayden,
433.—Note on Prof. Newberry's criticisms of Prof. Heer's determination of species
of North American Fossil Plants, by Leo Lesquereux, 134.
Botany and Zoology.—Florula Ajanensis, by Kegel and Tiling: Primitss Flora Amu-
*rensis, by C. J. Maximowiez, 436.—Harvey's Thesaurus Capensis: Hooker's species
Filicum, or Descriptions of all known Ferns : Journal of the Proceedings of the Linneaan
Society, 437.—Marlius, Flora Brasiliensis, 438.—J. D. Hooker's Flora Tasmania: Poi-
'son of Plants by Arsenic, 440.—Botanical Necrology for the year 1S59—C. A. Agardh:
. Arthur Hcnfrey: Dr. Thomas Horsefield: A. L. S. Lejeuno: Thomas Nuttall, 441.—
Zoological Notices.—A trip lo Beaufort, N. C, by Wm. Stimpson, M.D., 442.
Meteorology and Astronomy.—Abstract of Meteorological Observations at Sacramento,
Cal., by Thomas M. Logan, M.D., 446.—Daylight Meteor of Nov. 15th, 185y, 447.
Miscellaneous Scientific Intelligence.—Probable origin of Flint Nodules in Chalk, 447.—
New form of Compressor for use with the Microscope, by S. Morton Clakk, 448.—
On Contraction of the Muscles induced by contact with bodies in vibration, by Prof.
O. N. Rood: Large Object-Glass: Boyden Premium: Geological Survey of Califor-
Book Notices.—Elements of Chemical PI ysics, by Prof. Josiah P. Cooke, Jr., 450.—
Smithsonian Miscellaneous Collections: The New American Cyclopedia, 451.—Cav-
endish Socy's Ed. of Gnielin's Hand Book of Chemistry: Lieber; Geology of South
Carolina: Fundamental Ideas of Mechanics and Experimental Data, by A. Morin;
revised, translated, <fcc, by JosErii Bennett, C. E.t 452.—Gangstudien, oder BciuUge
zur Kenntniss der Erzgange, 453.
Notices of New Publications, 453, 454.
Proceedings of Societies, 454.
P. 101, 1. 4, for "ethyl," read "silver."
"102, 1. 13, for " 13 5," read " 118" (as the half sum of equivalents U and Ni.)
"102, 1. 25, for "Mg," read "Mil."
"107, 1. 8, for "C,'pread "B."
"110, 1. 2 from bottom, for "Co," read "Cr."
"111, 1. 1, for "No," read "No."
"272,1. 8 from bottom, for "Hentz," read "Heintz."
Vol. XXVIII, p. 135,1. 33 from top, for Vol. VI, read Vol. IV.—P. 356, line 20 from bot-
tom, after the word '■ cultivation," insert a period, putting a capital VV for the word
"where." Same page, line 19 from bottom, omit " then."—P. 357. lino 10 from top, for
'ilepohilioa of sand," read "deposition of mud."