fr ENGRAVINGS, 
Vol. XEIT. A Plate containing’ Professor Lrsure’s. Atmometer, and 
) . Figures to illustrate Dr, Wot.asron’s Paper on the elementary Particles 
of certain Crystals—A Sketch of that Part of the Island of Java, which 
contains the natural Lake of Sulphuric Acid.——Interior of Volcano in the . 
—Teland of Java, and Figures to illustrate Mr. WaLxnr’s Paper on the Elec- 
. tric Fluid —A Plate to illustrate M. Liwx’s Memoir on the Anatomy of | 
Plants, and Dr. WeLtaston’s Cryopharas.——A third Plate to illustrate 
-M. Linx’s Memoir on the Anatomy of Plants.—Mr. T. J Ones’s Secto. » 
_ graph,—a new Instruntent for dividing right Lines into equal Parts, measur- 
- ing Angles, and inscribing Polygons in the Circle, &c. ; 
Pea Vol SLIT: A. Plate to illustrate a-New Transit Instrument invented 
by SinH. C..Excreriery, Bart.—A Plaze to iustrate the Use of Air- 
Vessels in Plants. by Mrs, ipperson,—-A- Plate to illustrate M. SE- 
« 
\MENTINI’S nei Apparatus ‘for producing Oxygen Gas to restore SUS- 
pended Animation—Mr: Reape’s Paper on the Refraction of the Solar 
Rays—and Mr. Harcreaves’s Observations on Colours.—-A Plate to 
illustrate Mr, J. Wuitrorp’s mechanical Substitute for Leeches; and Mr. 
» J, Tinuey’s Hydro-pneumatic: Blow-pipe.— A Plate to describe Mr, 
R. Hucues’s Gudgeon for the Shaft of 4 Water-wheel; and Mr,’ Pan. 
- BuRY’s Guard fora Carriage-wheel.—A Plate to describe Captain Prag’s 
Temporary Ship’s Rudder.—A Quarto Plate of Mr, Samuet Jongs’s - 
‘Sofa Bed. ; i Mie fone ey My 
- Vol. XLIV, A Plate to illustrate Mr. Huwer’s Gazometer and Blow- 
‘pipe ;°a Proposal for an Toprovement of ‘the Galvanic Trough ; and a 
-, new Apparatus for prepariny pure Muriatic Acid. 4A practical Diasram 
for ‘obtainint: the Lunar Detances observed ‘by a Sextant.—Electrical’ 
- Apparatus to illustrate Mr. Beanpr’s ‘Paper on some new Electrical 
~ Phenomena.---A Quarto Plate to ‘llustrace Mrs. Ipperson’s Paper on thé ° 
Caticle cf Leaves~—Baunron’: Patent Chain Cable — Figures relative to 
~ Dr. Brewsrer’s- Paper on the Affecticns of Light transmitted through | 
erystallized Bodies—A Plate ‘toUnstrate Dr. Brewsrer’s Paper given 
~ in.our last Number, Desai R03 at ey 
Vol. XLV. A. Plate to illustrate the Nourishment produced to the 
Plant by its Leaves. By Mrs. TnBbson,—A Plate to illustrate Mr, 
Baxewevv’s Sketch of the Arrangemeh of the Rocks and Strata in'the 
Northern Counties of England.—Plates, illustrate Mr. Rosparson 
| Bucuanan’s Description of the Steam-Dar on the Clyde; and Mrs. 
. Isperson’s Paper proving that the Embryc. of the Seeds are formed in 
the Root alone.—A Piste to illustraze Mr. bHN Sat ree dQ improve- 
ments in Naval Architecture. —A O uarto Piatiyn the Roots of Plants,.~ 
An Octavo Plate of Mr, Singer’s Electric tumms: Mz. Watxer’s 
ois aa Rocuon’s Apparatas for ascertaitty,, the Heat of colouted 
Rays. i ty : TAY, = hee 
bas os XLVI. Mr. T, Jones's New Reflecting Co, ass.—-Mr, Woonr’s 
- Patert Boiler for Steam Engines and other Purpost A. Phite to as. 
trate Mr. Woo rr’s fmprovement on the: Steam-Ehine, by ‘which the 
possibility of Steam escaping past the side of the Pisto\;, eftectually pres 
' eee A Plate to ill ustrate some Electrical Experi mers by M, DeNexis 
of Malines; with an Extension of theni by Mr, Sincere if Mr, Crosse. 
=A Plate to illustrate the Electrical Experiments of » De Nexis of 
-Malines.—W oor r’s improved Steam-Engine.—-A Plate tOllustrate Mr. 
Evan#’s Paper on guiding. ®alloons through the Atmosphve, Plate ’ 
‘illustrative of Dr. Brewsrer’s Paper on Light.~A 4to Pyxte-to illuse 
‘trate Sir H. Davy’s Paper on the Vire-damp of Coal-Mines, ind-on Me- 
thods of Ii hting the Mines so as to prevent its spprsion 3 td the Ace 
bunt of Mr. Srepurnson’s Safe-Lamp for Ccal- ines, . ; 
Vol. XLVII. Illustrated with a Quarto Plate describing th) Pranre 
Brown's Paper 
