ENGxRAVINGS. 



Vol. L. A PI;itc to illustrate Sir Humphry Davy's new Researches 

 en Fkii'-e, and Sir Georgt: Cayley's Paper on Aerial Navigation.— 

 A Plate representing a Section of the Pr.eumatic Cistern, with the com- 

 pound Blov.'.j/ipe of Mr. Hare ; and a Sketch of a Steam-Vebsel in- 

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

 for Sublimaticn of Iodine — Model of a Safety Furnace by Mr. Bakewell 

 — Apparatus for consuming Fire-damp in the Mine — and Apparatus for 

 re-lighting the Miners' D.;vy. — A Plate illustrative of the iSJew Patent 

 Horizontal Water-Wheel of Mr. Apamson. — A Plate illustrative of Mrs. 

 Ibbetson's Theorj' of the Physiology of Vegetables. — A Plate to illus- 

 -trate Mr. Dickinson's new System of Beaconing. 



Vol. LI. A Plate illustrative of Mr. Cap el Lofft's Paper on the 

 Probability of Meteoiolitcs being projected irom the Moon. — Two 

 Plates : one, of Mr. H, Tr;tton's Impioved Apparatus for Distillation ; 

 andanother, of the Figures in Bradley's Garden! \g illustrative of the Ar- 

 ticle on the Kaleidoscope. — A Plate ilinstrative of Mrs. Ibbetson's Pa- 

 per on the Anatomy of Vegetables; anJM'.TREDGOLD's or Reveteirients, 



Vol LIT. A Plate illu'itrative of Mr. Upington's Electrical In- 

 creaser for the unerring Manifestation of small Portions of the Electric 

 Fluid. — A Plate illustrative of Mrs. Ibbetson's Paper on the Fructifica- 

 tion of Plants. — A Plate illustrative of the Rev. John Mich ell's Theory 

 of the Formation of the F.arth. — A Plate illustrative of Cant. Kater's 

 Article on the Pendulum ; and New Apparatus for impregnating Liquids 

 with Gases. — A Plate illustrative of Sir H. Davy's Apparatus fcv Vola- 

 tilization of Phosphorus, and Mr. Smith's Essay on the Structure of tlie 

 poisonous Fangs of Serpents, 



Vol. LIII. A Plate illustrative of Dr. Ure's Experiments on Caloric, 

 Mr. Luckcock's Paper on the Atomic Philosophy, and Mr. Bolton's 

 on the Puriticatinn of Coal Gas. — A Plate representing Mr. Re.nnik's 

 Apparatus em.plnycd in his Experiments on the Strength of Materi;d<:; 

 and -the Marquis RiDOLPHi'3 Improvement on the Ga-. Blow-pipe. — A 

 Plate illustrative of Mr. Meik^e's Paper on Calorific Riiuiation; Mr. 

 Lov.'e's on the Purification of Coal Gas; and Mr. Hughes's on as-'jr- 

 taining Distances. — A Plate illustrative of Dr, Olisjthus Gregory's 

 faper on the dilFerent Rates of Pennington's Astronomical Clock at the 

 Island of Balta, and at V/oolwich Com.mon. 



Vol. LIV. a Plate illustrative of the Menai Bridge. — A Plate illus- 



tr.itive of Mr. Lowe's Description of a Mercurial Pendulum.-^A Plate 



illustrative of Mr. PIare's Calorimotor, a new Qalvau'C I::strurr.e:n. — .\ 



■ Plare illustrative of Captain Sabine's Paper on Irregularities observed in 



■ Direction of the' Compass Needles of the Isabella and Ah^A.mder in 



-■ lati: Voyage of Discovery ;-and Mr. Scoresby's Anomaly ifi the Va- 

 n iiion of the Magnetic Nei'dlc as observed on Ship-board. 



Vol. LV. A Plate exhibiting Sketch of ihe Comet's Path of July 181J). 

 — i\ Plate illustrative of the Annular Eclipse of the Sun on the 7il> of 

 September next. — .\ Plate illustrative of Mr. Lane's Instrument for 

 )rathcnng Fruit; Mr. Young's Mode of preparing Opium from tho 

 Popaver sainnift:rum ; and of Captain For man's Essay on a Property in 

 Ugl:tw)jich hitheito has been unobserved by Philosophers. — A Plate de- 

 scriptive of Mr. Cuthbert's improved Hydro-pneurnatic Apparatus, &c. 

 I A }-'latc illustrative of Citpt. Forman's Essay on the Ren^'clion, Refrac- 

 tion, and Inflection of Lightj Sec. ; and Mr. Charles Bonnycastle's 

 Communicacion respecting the Influence of Masses of Iron on the Mari- 

 ner's Compass. 



Vol. LVr. A Plate illustrative of Mrs. Ibbetson's Paper on the Pby- 

 tiology of Botany.-T»A Plate illustrative of Mr. Hall's Percussion Gim- 

 Lock; of Dr. Kitchinlr's Pancratic Eye-Tube ; and ofMr. Park'j 

 Mooring Blocks. 



