CONTENTS. 



Franche, in the Department of the Wione. From a 

 J^Iemoir ofM, De Dree, read in the National Institute, 

 April 11, 1803 Sir 



XXXVI. ^fco?/;;^ of a Fire-hall which fell in the Neigh- 

 bourhood of Laigie : in a Letter to the French Minister 

 of the Interior. By C. BiOT, Memher of tlie National 

 Institute, dated My 20, 1 803 '217 



XXXVII. Experiments to ascertain the Value of different 

 Steeps in curing the Smut in JVheat, and promoting It's 

 Growth. By Mr. B. Bevan ."228 



XXXVIII. New Method of preparing corrosive Siddimate 

 {hyperoxidated Muriate of Mercury) in the humid IVay. 

 By M. L. Von Schmidt Phiseldeck 230 



XXXIX. Observations on the Plant called Si. John's Horf. 

 By C. Baunach 232 



XL. Account of a new Kind of American Crocodile. By 

 E. Geoffroy 233 



XLI. Preparation of a new Luting proper to he used in 

 all chemical Operations. By C. Paysse, Professor of 

 Chemistry 236 



XLII. Account of the Travels ofM. A. de Humboldt in 

 South America, extracted from some of his Letters . . 23/ 



XLI II. Tlie Art of moulding Carvings in Hood. By Lenor- 

 mand. Professor of Natural Philosophy in the Central 

 School of the Department of Tarn 247 



XLIV. Evidence of the precise Date of the Cow-Pock in 

 A?nerica 252 



XLV. Account of the Life and Lahour^ of the late Mr. 

 Ramjden, in a Letter from Professor Piazzi, of Pa- 

 lermo, to M. De Lalande 253 



XLVI . So7ne Details respecting the Voyage of the two French 

 Corvettes, Le Geographe and Le Naturaliste, sent out under 

 the Command of Captain Bavdin for the Purpose of mak- 

 ing Discoveries , 262 



XLVI I. Observations on the Chemical Nature of the Hu- 

 mours (ftJie Eye. By Richard Chenevix, Esq. F.R.S. 

 and M.n.LA 208 



XLVI 1 1. On a Change observed in the Colour of Prussian 

 Blue by earning in Contact with Iron. By Thoma-s 



CiILL, KSCJ 271 



XLIX. On the Marine Spencer, invented by Knight 



Spenxer, Esq 272 



L. List of interesting Curiosities collected by 3Ir. Clahkk 



during his Travels in the East 273 



LI. Notices respecting New Books 276 



LH. Proceedings of Learned Societies 279 



I^Ii I. Intelligence and Miscellaneous Articles 281 



LI v. On the Stone$ mid to have fallen at Ensishcim, in the 



Neighbourhood 



