SCIENTIFIC MEMOIRS; translated from Foreign Transactions 

 and Journals. Edited by RICHARD TAYLOR, F.L.S. 



Part VI. with six Plates, price 6s. 



Containing — Melloni on the Polarization of Heat. — Gauss's General Theory of 

 Terrestrial Magnetism. — Gauss on a new Instrument for observing the Intensity 

 of Terrestrial Magnetism. — Weber on the use of the Bifilar Magnetometer.— 

 Schleiden on Phytogenesis. 



The Translations of the Memoirs on Terrestrial Magnetism have been made 

 under the direction and revisalof Major Sabine, Professor Lloyd, and Sir J. F. W. 

 Herschel, with a view to the main object of the Antarctic Expedition. 



The Subscribers who have not received Part V., which contains Memoirs by 

 Jacobi, Gauss, Weber and Rose, are requested to apply for it to their Booksellers, 

 or to R. and J. E. Taylor, Red Lion Court, Fleet Street. 



In 1 vol. 8vo, with Eight folding Plates, price 1 8s. cloth, 



FARADAY'S EXPERIMENTAL RESEARCHES IN ELEC- 

 TRICITY. Being the Fourteen Series, from 1831, with Corrections and 

 Notes by the Author. 



Just Published, in 8vo, price 6s. 



A REPORT on the PROGRESS of VEGETABLE PHYSIOLOGY 

 during the Year 1837. 

 By Dr. F. J. F. MEYEN, Professor of Botany in the University of Berlin. 

 Translated from the German by William Francis, Associate Linn. Soc. 

 *»* The object of this Report is to give the substance of all the important Works 

 and Memoirs on this interesting branch of Botanical Science. 



THE LONDON AND EDINBURGH 

 PHILOSOPHICAL MAGAZINE, and JOURNAL OF SCIENCE: 



CONDUCTED BY 



SIR DAVID BREWSTER, F.R.S., RICHARD TAYLOR, F.L.S., 

 AND RICHARD PHILLIPS, F.R.S. 

 Contents of No. 104, for MAY 1840. 



ON the Boulder Formation, or Drift and associated Freshwater Deposits com- 

 posing the Mud-cliffs of Eastern Norfolk. By Charles Lyell, Esq., V.P.GvS.. 

 F.R.S., &c. 



On the Method of performing the simple Experiment of Interferences with two 

 Mirrors slightly inclined, so as to afford an experimentiim crucis as to the nature of 

 Light. By R.' Potter, Esq. 



On the Mineral Structure of the South of Ireland, with correlative matter on 

 Devon and Cornwall, Belgium, the Eifel, &c. By Thomas Weaver, Esq., F.R.S. , 

 F.G.S., M.R.I. A., &c. &c. 



On the Course of the Electrical Discharge, and on the Effects of Lightning on 

 certain Ships of the British Navy, &c. &c. By W. Snow Harris, Esq., F.R.S. 



Remarks on the Compounds derived from the Stearopten of Oil of Peppermint. 

 By Robert Kane, M.D., M.R.I. A. 



On the Galvanic Properties of the Elementary Bodies, and on the Theory of the 

 Amalgamation of Zinc. By Alfred Smee, Esq. 



On the Combinations of Carbon with Silicon and Iron, and other Metals, 

 forming the different Species of Cast Iron, Steel, and Malleable Iron. By D. C. 

 Schafhaeutl, of Munich. 



On the Heat of Vapours and on Astronomical Refractions. By John William 

 Lubbock, Esq., Treas. R.S., F.R.A.S., and F.L.S. , Vice-Chancellor of the University 

 of London, &c. 



Memoir on the Law of Substitutions, and the Theory of Chemical Types. By 

 M. Dumas. 



Proceedings at the Friday-evening Meetings of the Royal Institution. 



Meteorological Observations and Table. 



R. and J. E. Taylor, Red Lion Court, Fleet Street. 



