The following Works will be published: in May by William Phillip 
pent, 
ae Member of the Geological Sacieties of London and Cornwall, 
_», Minerals. The most important Crystalline Forms are printed on the sam 
pages with the Descriptions. ‘Designed for the nse of the Student, 
ap. 
. possibility of Steam escaping past the side of the Piston is effectually pre-p 
of Malines; with an Extension of them by Mr.Sincer and Mr, Crossz, | 
of the Temple of Kournou. at Thebes.—A Plate of the new Baths at : 
- &ce. by M. Txenargs..wwith numerous Additions, comprehending 
: ;Malines;—Wootr’s improved Stéam-Engine.—A: Plate to: jllustrate Mr, 
“Evans’s Paper on guiding Balloons.through the Atmosphere,-—A P 
- George-Yard, Lombard-Street, London, 
rPIRANSACTIONS of the CEOLOGICAL SOCIETY. Vol. VE 
Part I. with Plates, 4to. 
AN ESSAY on CHEMICAL ANALYSIS, chiefly, translited fj x mi 
the Fourth Volume of the last Edition of the Traité de Chimie éléimentai 
the latest Discoveries and Improvements in this Branch of the Science ) 
with Plates. ; 3 : pie 
By J. G. CHILDREN, F-.R,S. L. and EB. F.A.S, &c. &e. 
voy, - In One Volume 8vo, foe Sa 
: The Second Edition, in One Volume Crown Svo., of 
; AN ELEMENTARY INTRODUCTION TO MINERALOGYJ 
including Descriptions of Minerals,and Notices of the Places and Cir 
cumstances in which they are found ; especially the Localities of British! 
By WILLIAM PHILLIPS, F.L.S. 
ENGRAVINGS. 
Vol. XLV. A Plate to illustrate the Nourishment produced to the 
Plant by its Leaves. By Mrs. Isserson.—A Plate ito ilsustrate Mr.§ 
Baxewext’s Sketch of the Arrangement of the Rocks and Strata in the 
Northern Counties of England.—Plates to illustrate Mr, Rosérrsom 
Bucuanan’s Description of the Steam-Boats on the Clyde; and Mrs. 
Isserson’s Paper proving that the Embryos of the. Seeds are formed in} 
the Root alone.—-A Plate to illustrate Mr. Jonn Watrter’s Improve-§ 
ments in Naval Architecture.—A Quarto Plate on the Roots of: Plants. ——— 
Plate of Mr. Sincer’s Electric Columns ; Mr, Wauxer’s Electrometer 3 
Rocuon’s Apparatus for soreraning: a Heat of coloured Rays, 
Vol. XLVI: Mr, T. Jones’s New Reflecting Compass.—Mr. Woo.r’ap 
Patent Boiler for Steam Engines and other Purposes,—A Pjate to iluse is 
trate Mr. Woo.s’s Improvement on the Steam-Engine, by which the 
‘vented.—-A Plate to illustrate some Electrical Experimentsby M.De Neria#) 
—-A Plate to illustrate the Electrical Experiments of M, De Ngris 9 
illustrative of Dr. Brewsrer’s Paper on Light.—A Quarto Plate to ify 
lustrate Sir H, Davy’s Paper on A Fjre-damp of -Coal-Mines, and on § 
Methods of lighting the Mines so as to prevent its explosion; and the Ae=) 
count of ‘Mr, Strepuznson’s Safe-Lamp for.Coal-Mines, ° Pip tce) 
‘Nol. XLVI. Illustrated with a Quarto Plate describing the Prani- 
severe of Denpers,—A Quarto Plate to illustrate Mr. Brown’s Paper ff 
on Architecture.-A Plate to illustrate Sir Grorce Cayiey’s Paper oni 
Aérial Navigation ; and Mr. Lonpon’s Hydrometer.—A Quarto Plate pe 
Ramsgate, 
