ENGRAVINGS. 

 Vol. XLII. A Plata containing Profesonr Tire,,.,' m. 

 Figures to illustrate Dr. Wolla ton' ParTr ontlJT^lf' •*?* 

 of certain Crystals;- A Sketch o(Zt^ fVX!TT7 l *£ ** 

 contains the natural Lake of Sulphuric Add -Interir of vJT- ?**£ 

 Wand of Java, and Figures to ill, trate Mr.' W Ar K pLI X V^ 

 trie Fluid— A Plate to illustrate M. Link', iS on ?h 7 < 



M.Lin:, s Memoir on the An:itnrti>- of Plants —Mr T Tn»J'o <3 7 

 graph, , new Instrument for dividing, Lines into eqla. P° a r " LaTur ' 

 ing Angles, and mscnbing Polygons m the Circle, &c ' 



^sels.n Plant, %^~t^^ 



P^Ammlt^^^ 



Rays-and Mr. HM^rt^^^^Jlp 

 BMl. Mr. J. White's mUdSS^^,^ 

 J. Tilley's Hydro-pneumatic '.Blow ™ - ivi s ''• li - uclfc -''.andMr. 



Vol. XLtV, A Plate tc illustrate Mr nw„i n 

 pipe ; a Proposal for an Inproven e .H oflh C l^T" «* B1 ° W " 

 new Apparatus for prepa4VrSatic fc^Sfif ^fe * nd a 

 for pbtaini^the Lunar fi^ c , s oS' tfe f!'^ 

 Apparatus to illustrate Mr.^ RANDE ', p " j ! 7 ^^tant.— Electrical 



Ph £ nomena.-AOu,rcoPla t " "nu^"'M' S "^ "^ EIectrical 

 Cuticle of Leav e s.LB RUNT b a ^pSS£ P S£* T ?£? « Pa ? er on *«* 

 Dr. Brewster's- P^r on the^SwT !'" ,gliresroIativeto 

 ■crystallized Bodies—A Plate to^SSJ fir * g trans ™ l "ed through 

 in our last Number. * - ' ,lstr ' UL Dt L ^wst ER ' s Paper given 



Vol. XLV. A Plate to illustrate,, m -i 

 Plant by its Leaves. By M,s. rr, B L c Wou f '™ent produced to the 

 Bakewell's Sketch of tlieAmn-^n^, m , , t0 ilhstrate Mr. 

 Northern Counties of England —Plates*! -if Kocks and Strata in the 

 Buchanan's Description of the Steam-X n ? lte ^ r - Robertson 



Ibbetsom's Paper prorhig that the EmbrVfc f"i o C - yde 5 ar 'd Mrs. 

 the Root alone — A Phte to illust,raie Mr£ *v eedsar f fci ™ed in 

 ments in Naral Architecture. — A Ouafto P;-Jft. HN '" ■' VLrE? -s's Improve- 

 An Octavo Plate of Mr. S^o, .C'^.^,^ dl ^°^ ot Plants.- 

 Electrometer; Rocho.'s Apparatus foraTcS fc ^""^ 



Rays. ' u 'ii the Heat o. r coloured 



Vol. XLVI. Mr. T. Jo v e s\s New Reflecting Co 

 Patent Boiler for Steam Engines and other Pm^T^^ W °^ F ' S 

 trut.M.-. Wood's Improvement on the Steam-st" / il ^^^»: 

 powhlity of Steam escaping past the side of the p£to\? e ' £>' ' vll ' cb l!ie 



^d^U^tetodn,,nu,:vnneLlectricalL,ne 1 S^ Cl} Vr ti ;f^ pre - 

 of Mahnes; with un Extension of them by Mr, KoSK?- 1 ^" 1 



