CONTENTS 



OF THE 



FOURTEENTH VOLUME. 



I. A REPLY to Mr. Playfair's Rrfwaions on Mr. 

 Kirvvan's Refutation of the Huttonian Theory of the 

 Earth. iJ)' Richard Kirwan, Efq. LL. D. F. R. S. 

 and P. R.I. A. - - - 'Page 3 



II. An niujlration and Cofifirjnation of fome Fa6ls jnentioneJ 

 in an Effay on the primitive State of the Globe. By 

 Richard Kirwan, Efq. LL.D. F.R.S. and P.R.l.A. 



IIT. An Effay on the Colours obtained from the metallic 

 Oxides, and fixed by Fufion on different vitreous Bodies. 

 5vAlexanderBrogniart, Diredor of the National 

 Mxniufaflrjrv of Porcelain at Sevres, Engiiiecr of Mines, &c. 



IV. Memoir on Tubes rendered harmonious by Hydrogen Gas. 

 Read before the Society of Phjfcs and Natural trlijlory of 

 Geneva, by G. Delarive, Ex-Prejident of the Royal 

 Society of Edinburgh, and Member of tbi Medical Col- 

 leges of London and Geneva - - 24 



V. On Painting. By Mr. E. Daves, Puinfer 31 



VI. Extract of ci Memoir on Argental Mercury. Read 

 before the French National Inflitute, by C. CoRDlER, 

 Engineer of Mines - - - 4^^ 



VII. Exlraa of a Notice, read in the French National ln~ 

 flitute, on a neiu Variety of Epidote. i^CuAMPEAUX 



aw^CRlissAC, Engi?ieers of Mines - 45 



VIII. Note on a Variety of carbonated Lime found near Port 

 Seguin, Department of Vienne. By C. Cressac, Engi- 

 neer of Mines _ _ - 40 



IX. Experiments and Obfervations on certain Sto?iy and 

 Metalline SubjLmces which at different Times are faid !o 

 have fallen on the Earth ; alfo on various Kinds oj Native 

 Iron. By Edward IIowaud, Efq. F.R.S. 49 



X. Corif derations on Dr. Hutton'^ Theory of Rain: 

 read before the Afkefian Society, in the Se/flon i8ot-a. By 

 Luke Howard, Efa. F.L.S. - 55 



XI. General Conjiderations on Vegetable Extracts. By 

 C. I'akm rntier - - - 63 



XH. Difcription of a Three- blajl Fuflng Furnace, con/lmfled 



in the Chemical Laboratory of the FitnJ: School ^' Minex. 



VoL.XI\'. No. 56. 'a By 



