ESIGRAVINGS. 



Papaver somniferum; and of Captain Forman's Essay on a Property in 

 Light which hitherto has been unobserved by Philosophers. — A Plate de- 

 scriptive of Mr. Cuthbept's improved Hydro-pncumutic Apparatus, &c. 

 — A Plate ilhistrr.tive ofCapt. Forman's Essay on the Refltction, Refrac- 

 tion, and Inflection of Light, &c. ; and Mr. Charles Bonnvcastle's 

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

 ner's Compass. 



Vol. LVI. A Plate illustrative of Mrs. Iebetson's Paper on the Phy- 

 siology of Botany.— A Plate illustrative of Mr. Hall's Percussion Gun- 

 Lock; of Dr. Kitchiner's Pancratic Eye-Tube ; and of Mr. Park's 

 Mooring Blocks. — A Plate exhibiting Sections, &c. of Mr. Malam^s im- 

 proved Gas-Meter —A Plate exhibiting the Discoveries made by Capt. 

 Parry in the Polar Sea. 



Vol. LVII. A Plate illustrative of Mess. CErsted and Ampere's 

 Electro-magnetic Experiments, and Mr. Perkins's Paper on the Com- 

 pressibility of Water. — A Plate illustrative of Mr. Jamieson's Marine 

 Thermometer Case, and Mr. Jennings's Mercurial Log-Glass. — A Plater 

 illustrative of Dr. Hare's new Modirication of Galvanic Apparatus. — A' 

 Plate representinsy a Double Canal Lock, originally proposed for the Re- 

 j-ent's Canal, by Mr. R. H. Gower ; and a Modification of Electro-Mag- 

 netic Apparacus, by Mr. Tatum. 



Vol. LVIII. A Plate illustrative of Mr. Geo. Innes's Calculations of 

 tl".e Annular Eclipse of the Sun, which will happen on the 15th of May 

 18.36. — A Plate descriptive of the Hydrostatic Balances of Isaiah 

 LuKENS and Dr. Coates. — A Plate illustrative of "An Introduction to 

 the Knowledge of Fa nguses." — A Plate illustrative of Professor Davy's 

 Lactometer, and of Mr. John Murray's portable Apparatus for restor- 

 ii:g the Action of the Lungs. — A Plate by Porter, illustrative of Mr. 

 Schoolcraft's Account of the Native Copper on the Southern Shore of 

 L^.ke Superior ; and of Dr. Millar's Observations and Experiments en 

 the Rose of Jericho. — With a Portrait of the Editor, engraved by 

 Thomson from a Painting by Frazer ; — and a Plate by Porter, illus- 

 trative- of Mr. Leeson's Appendage to Tofft's Blowpipe. 



Vol. LIX. A Plate illustrative of Mrs. Ibbetson's Paper On thft 

 Flower-buds of Tress passing thiough tlie Wood. — A Plate descriptive 

 ot the Instrunieiits employed in determining Altitudes from the Trigono- 

 xnetric-al Station on Rumbles Moor, Yorkshire. — A Plate illustrative of 

 ftflr.IvoRy's Theory of Parallel Lines iuGeometry J Mr. Leeson's Safety 

 Blowpipe Appendages; Mr. Moore's new Apparatus for restoring the 

 Action of rhe Lungs in Cases of suspended Respiration ; and Dr. R.ead£'s 

 Communication on Refraction. — A Plate iliustrative of a curious Electro- 

 niagnetic Expei intent by Mr. Barlow; and Mrs. Ibketson's Paper on 

 the Perspiration alleged to take place in Plants. — A Pla.c iilustrative of 

 Mr. Marsh's Paper on a particular Construction of M. Ampere's Ro- 

 tating CyUiider. 



Vol. LX. A Plate illustrative of Mrs. Ibbetson's Piper on the Pollen 

 of Flowers. — A Plate illustrative of a i'^prr hy Mr. R. Tavlor, of Nor- 

 wich, on Fossil Bones from the Norfolk Coast. — A Plate illustrative of a 

 Paper by F. Daily, Esq. on the Stars forming the Pleiades. — A Plate 

 illustrative of Prof. Amici'sNcw Sextant. 



Vol. LXI. Encrravings — L Illustrative of Mr. Tredoold's Paper oa 

 the Flexure of Astronomical Instruments. — 2. DEuannoi cq and Ni- 

 chols' Apparatus for Madame GEnvAis' New Method of Fermentation. 

 — A Plate illustrative of Mr. R. Taylor'h Geologicnl Section of Hun- 

 fitanton ClilF, Norfolk. — A Plate illustrative of Mr. Tatum's Coinmuni- 

 «atioD 00 Electro-Magnetiun. 



