ENGRAVINGS. 



Vol. XLIIT. A Plate to illustrate a New Trawit Instrument invented 

 by Sir H. C. Englefield, Bart. — A Plate to illustrate the Use of Air- 

 Vessels in Plants. By Mrs. Ibbstso!*.— A Plate to illustrate M. Se- 

 MENTiNi's new Apparatus for producing Oy^vgen Ga? rq restore sus- 

 p.-c:n-Jed Animation — Mr. Reade's Paper on tha Refracrfon of tlie Solar 

 Fs.ays — and Zvir. H-ARGREArEs's Observations ;'a Golom-s.— A. Plate to 

 jUustrate Mr. J. WHiTFGr.o's ineclianical Substitute for Leeches; and Mr, 

 .1. TiLLEY's'Hydro-pncumat-c El'-.K-j'-pe. -r- A Plate to describe Mr. 

 K. Hughes's Gudgeon for the Slr.iffc of a Water-wheel ; and Mr. Pad- 

 bury's Guard for a CaJ'riage-v.ji.eel. — A Plate to describe Captain Peat's 

 Temporary Ship's Rudder.- — A Quarto Plate of Mr. Samuel Jones's 

 Sofa Bed. , • , 



Vol. XLIV. A Plate to illustrate Mr. Hume's Gasometer and Blow- 

 pipe ; a Prrposal for an Impruvemeiit of the Galvanic Trougii ;■ and, a 

 -.r.^w AppAtatus for preparing pvire Mnriadc Acid. — lA practiciil Diagram 



• for "obLiinipg the Lunar Distances observed by a Sextant. — rElectrical 

 - Apparatus to Illustrate Mr. Brande's Paper on some now Electsical 



Phcnoniena.— A Quarto Puite to illustrate Mrs. Ibbetson's Paper on the 

 Cutir-leuf Leaves. — tBrunton's Paieiit Chain Cablc-^Figures rehitive to 

 Dr. Brewster's Paper on the Aiiections of Light trar.smltte-d throup^h 



■ crystallized Bodies.— A Plate to illustrate Dr. Brewster's Paper givea 

 indur'last Number.^ 



Vol. XLV. A Plate to il];i$trate fte Nourishment produced to the 

 Plant by its Leaves. By iVfts/lBELTsoN. — A Plate to illustrate Mr, 



."Bakewell's Sketch of the z\rra;ig(.'ment of the Rocks aitd Strata in the 



• Northern Counties of England.— Ph-.tes to illustrate Mr. Robertson 

 Buchanan's Description of the Sii-am- Boats on the Clvdc; and Mrs. 

 iBBETsch's Paper proving tliat the Embryos < if the Seeds are formed w. 

 tiie Root alone.— A Pi?rte to illustrate Mr.JoHM Waj.vers's Lmprove- 

 ments in Nav4J Architecture. — A Quarto Plate on. the Roots of Plants. — 

 Plate of Mr, Sinclr's Electric Colunmsj Mr. Walker'? Electrometer; 

 Rochon's Apparatus for ascert.iining the Beat of coloured Rays. 



Vol. XLVL- Mr.T. Jones's New Reflecting Compass.— Mr. Woolf's 

 Patent Bcik-r for Steam Engines and other Purpo.ses.—i.A Plate to illus- 

 trate Mr. Woo lf's Improvement on the Steam-Engine, by which the 

 possibility of Steam escaping past the side of the Pi^,lOn is effectually pre- 

 vented. — A Ilate to illustrate some Electrical E.xperiments by M.DeNelis 

 ©f Malines; with an Extension of them by Mr. Singer arid Mr. Crosse. 

 — A. Plate to Illustrate the Electrical Experiments of M.De Neli.s of 

 Malines. — ^Woolf's improved Stcani-Eni^i'ne. — A Plate to ilhistrate Mr. 

 Evans's Paper on guiding Balloons throu,;h the Atmosphere.— A Plate 

 illuurative of Dr. Brewster's Paper on Light.— x\ 4to Plate to illus, 

 trate Sir H. Davy's Paper on the Firo-danip of Coal-Mines, and on Me- 

 thods of lighting the Mines so as to prevent its Eiplosion; and the Ac- 

 count of Mr. Steph FN son's Safe-Lamp for Coal-Mii.<J?r. 



Vol. XLVIl. Illusuated with a Quarto Plate describing the Plani- 

 sphere of Dendera. — A Quarto Plate to illustrate Mr. Brov/n's Paper 

 on Architecture.— A Plate to illu.stratfe Sir George Cayley's Paper on 

 'Atrial Navigation; and Mr. London's Hydrometer.— A Quarto Plate 

 of the Temple of Kournou at Thebes.— A 'Plate of the new Baths at 

 Ramsgate. 



^°u'^,n,^^^^" ^ Qilarto Plate of tlie Strand or W.aterloo Bridge croctcd 



Plate to illustrateM«. Imitson's Paper on a new View of VegtwWe Life. 



