CONTENTS. 



loured a»d described by Messrs. Sowerbj/, in Vol. IV. of 

 tticir " Mineral Conchology^'' with the geographical and 

 stratigraphical Situations of the Places, and the Sjjecies of 



■ Fossil Shells, Sfc. Bj/ J. Far ey. Mineral Surveyor 333 



An Account of the Observations and Experiments on the Tem- 

 perature of Mines, zchich have recently been made in Corn- 

 zcall, and the North of England ; comprising the Substance 

 of various Papers on the Subject lately jmblished in the 

 Transactions of the Royal Geological Society of Cornwall, 

 and in other Works 347, 436 



On Repeating Circles. By Baron de Zach . 353, 407 



On the new Tables of Aberration, Nutation and Precession 



366 



On Mr. Groombridge's Tables of Vesta. By W.M.Mose- 

 t,EY, Esq 375 



The Characters of several rare and undescribed Shells. By 

 Wm. Swainson, Esq. F.R.S. F.L.S. M.TV.S. Sfc. 375 



On Phainomena observed in the making of Oil-gas. By Mr. 

 John Elliott 401 



On the Velocity of the Waves of the Sea. By Capt. David 

 Thomson 405 



On Celestial Globes. By J. W. Woollgar, Esq. 421 



On Opake Crystallized Carbon. £^ William Her apath, 

 Esq 423 



Experiments on Oil and Coal Gas. By William Hera- 

 path, Esq 424 



M. Bessel on-the Declination of the Stars .... 431 



Apparent Places of the four Minor Planets at and about the 

 Time of their ensuing Opposition. By S. Groombridge, 

 Esq 459 



Notices respecting New Books 63, 133, 228, 292, 379, 462 

 Proceedings of Learned Societies 68, 137, 234, 303, 382,464 

 Intelligence and Miscellaneous Articles 70, 142, 238, 313, 



390, 467 



List of Patents 79,159,239,319,398,247 



Meteorological Tables . . . SO, 1 60, 240, 320, 400, 472 



PLATES. 



I. Illustrative of Mr. Tbedgold's Paper on the Flexure of Astronomi- 



cal Instruments. 



II. DEURBRogcQ and Nichols' Apparatus for Madame Gervais' New 



Method of Fermentation. 



III. Illustrative of Mr. R. Taylor's Geological Section of Hunstanton 



Cliff; Norfolk. 

 I\ . Illustrative of Mr. Tatum's Communication on Electro- Magnetism, 



