AfiT.NE, Esq. — 9. Menioraiidiim on tlie Intensity of 

 Keflocted Light and Heat. By Professor FoiiuES. — 

 10. On the Theory of the Motion of Waves. By Pro- 

 fessor Kelland. — II. On anew Method of shewing 

 the Unequal Expansion of Crystals. By Professor 

 Forbes. — 12. Notice respecting the relative Voltaic 

 agency of Circuits of Coi)per and Zinc, and Zinc and 

 Iron. By Martyn Roberts, Esq. — 13. Investiga- 

 tion of analogous properties of Co-ordinates of El- 

 liptic and Hyperbolic Sectors. By W. Wallace, 

 LL.D., Emeritus Professor of Mathematics, Uni- 

 versity of Edinburgh. — 14. On the Newer Tertiary 

 or Pliocene Deposits of Scotland. By James Smith 

 of Jordanhill. — 15. On certain circumstances affec- 

 ting the Colour of Blood during Coagulation. By 

 Dr P. K. Newbigging. Communicated by Pro- 

 fessor Forbes. — IG. On two Storms which passed 

 over tlie British Islands in the end of November 

 1838. By David Milne, Esq. Advocate, 206 



XXIII. Subjects proposed for Honorary Premiums by the 



Wernerian Natural History Society, . 206 



XXIV. Scientific Intelligence, . . . 208 



Meteorology — 1. Babinet upon the Blue Sun. 2. In- 

 fluence of the Height of the Barometer on the Level 

 of the Sea, . . . . . 210 



Geology. — 3. Dr Berendt's Investigations on Amber. 

 — 4. Notice regarding the Stone used in constructing 

 the Temples at Pajstum. — 5. Fossil Tree at Granton, 

 near Edinburgh.— 6. Method of distinguishing Trap 

 from Basalt. — 6. Tornadoes on the West Coast of 

 Africa, 211-213 



XXV. New Publications. 



1. Zoology of the Voyage of H. M. Ship Beagle, under 



the Command of Captain Fitzroy, during the Years 

 1832 to 1836. 4to. .... 214 



2. Illustrations of the Zoology of Southern Africa, &c. 



&c. By Andrew Smith, M.D., Surgeon to the 

 Forces, and Director of the Expedition into the In- 

 terior of Africa. 4to. . . . . 21.5 



3. Illustrations of Mechanics. By the Rev. H. Mosley, 



F R.S., Professor of Natural Philosophy and Astro- 

 nomy in King's College, London. 8vo. Pp.436. 21.'} 



4. Dictionary of Arts, Manufactures, and Mines, contain- 



ing a clear Exposition of their Principles and Prac- 

 tice. By A. Ure, M.D., F.R.S., &c. Illustrated 

 with 1240 engravings in wood. 8vo. Pp.1344. . 216 



5. Journal of the Asiatic Society of Bengal. Edited by 



Mr Prinsep. Numbers for August, September, Oc- 

 tober, and November. . . . 216 



XXVI. List of Patents granted for Scotland from 18tli 



March 1839 to 18th June 1839, . .211 



TO OUR READERS. 



We are happif to announce that a Biography of the celebrated James Watt 

 will appear in our nevf A^nmber. 



