ENGRAVINGS, 



Vol. XLV. A Plate to illustrate the Nourishment produced to the 

 ?lant hj its Leaves. By Mrs. Jbbetson. — A Plate to illustrate Mr. 

 Bakbweli-'s Sketch of the Anangement of the Rocks and Strata in the 

 Northern Counties of England. — Plates to illustrate Mr. RonERxspu 

 Buchanan's Description of the Steam-Boats on the Clyde; and Mrs. 

 Jbbetson's Paper proving that the Embryos of the Seeds are formed in 

 the Root alone. — A Plate to illustrate Mr. Johm Walters's Improve- 

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

 Plate of Mr. Singer's Electric 'Jolumns; Mr. Walktr's Electrometer; 

 Rochon's Apparatus for ascertaining the Heat of coloured Rays. 



Vol, XLVI. Mr.T. Jones's New Reflecting Compass. — Mr. WooLP*g 

 Patent Boiler for. Steam Engines and other Purposes. — A Plate to illus- 

 trate Mr. Woolf's Improvement on the St^am-Engine, by which the 

 possibility of Steam escaping past the side of the Piston is effectually pre- 

 vented.— A Plate to illustrate someElectricalExperimiJnts by M.DeNeli* 

 «f Mnlines; with an Extension of them by Mr, Singer and Mr. Crosse. 

 —A Plate to illustrate the Electrical Experiments of M. De Nelis of 

 Malines. — Woolf's improved Steam-Engine.— A Plate to illustrate Mr. 

 Evans's Paper on tiuiding Balloons through the Atmosphere.— A Plate 

 illustrative of Dr. Brewster's Paper on Light. — A 4<to Plate to illus- 

 trate Sir H.Davy's Paper on the Fire-damp of Coal-Mi nes, and on Me- 

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

 count of Mr. Stephenson's Safe-I^amp for Coal-Minss. 



Vol. XLVII. Illustrated with a Quarto Plate describing the Plani- 

 SFHEREof Dendera. — A Quarto Plate to illustrate Mr. Brown's Paper 

 on Architecture. — A Plate to illustrate Sir George Cavley's Paper on 

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

 of tlie Temple of Kournou at I'hebes. — A Plate of the new Baths at 

 Ramsgaie. ' ' 



Vol. XLVIII. A Quarto Plate of the Strand or Waterloo Bridge erected 

 . ever the Thames at the Savoy, London. — A Quarto Plate to illustrate 

 Mrs. Ibbetson's Anatomy of Vegetables. — A Quarto Plate to illustrate 

 Mrs. Ibbetson's Paper on the Physiology of Vegetables.- — A large Quarto 

 Plate to illustrate Mrs. Ibbetson's Paper on a new View of Vegetable Life. 

 —A Quarto Plate to illustrate Mrs. Ibbetson's Paper on the Physiology 

 oCVegeiables ; and Mr. Mornay's Mass of Native Iron found in Brasif. 



"Vol. XLIX. A Plate- to' illustrate Dr. Evans's Communication on 

 Terrestrial Magnetism; a new Electro-atmosjphcrical Instrument; and 

 Mr. Andrew Horn's Paper on Vision.— A Quarto Plate to illustrate 

 Mrs. Ibbetson's Physiology of Vegetables, — A Plate to illustrate the 

 Solar Spots which appeared during the Year 1816; — and Mr. Bevan's 

 Improvement on the Sliding-kule.^- A Plate descriptive of Mr. Em- 

 mett's Instrument for the Measurement of the Moon's Distance from 

 the Sun, &c.; also a J^ew Reflecting GonioiTieter. — A Plate to illustrate 

 Chevalier Baader's Metliod of communicating Rotatory Motion; Lieut, 

 Shuldham's improved Method of working a Capstan; and Steels's 

 new Modification of Nooth's Apparatus, &c. 



Vol. L. A Plate to illustrate Sir Humphry Davy's new Researchet 

 «n Flame, and Sir George Caylev's Paper on Acri:d Navigation.— 

 A Plate representing a Section of the Pneumatic Cistern with the Conv< 

 pound Blow-pipe of Mr. Hare ; and a Sketch of a Steam-Vessel in- 

 tended to run between London and Exeter,— Representation of Apparatus 

 for Sublimation of Iodine-~Model of a Safety Furnace by Mr. Bakewell 

 —Apparatus for consuming Fire-damp in the Mine — .and Apparatu* for 

 re-li^hting the Miners' Davy. — A Plate illuitrative of the New Patent 

 liomontahWatcr^ Wheel o01r^ADAMsoN-^^PL-u^Lusir>.riu£ji^k _ 



