ENGRAVINGS IN THE PHILOSOPHICAL MAGAZINE, 



illustrative of the following Subjects: 

 Vol. LVI. I. Mrs. Ibbetson on the Physiology of Botany. — '2. Mr. 

 Hall's Percussion Gun-Lock; Dr. Kitchenek's Pancratic Eye-Tube; 

 Mr. Park's Mooring Blocks — 3. Sections of Mr. Mai^am's Gas-Meter. 

 —4. Discoveries of Captain Parry in the Polar Sea. 



Vol. LVII. 1. Messrs. CErsted and Ampere's Electro-magnetic Ex- 

 periments; and Mr. Perkins's Paper on the Compressibility of Water.— 



2. Mr. Jamieson's Marine Thermometer Case ; and Mr. Jenning's Mer- 

 curial Log-Glass. — 3, Dr. Hare's Modification of Galvanic Apparatus 



4. Double Canal Lock, by Mr. R. H. Gower ; and Mr. Tatum's Mo- 

 dification of Electro-magnetic Apparatus. 



Vol. LVIIl. 1. Annular Eclipse of the Sun, May 15, 1836.— 2. Hy- 

 drostatic Balances of Isaiah Lukens and Dr. Coates. — 3. Introduction 

 to the Knowledge of Funguses. — 4?. Professor Davy's Lactometer ; and 

 Mr. John Murray's portable Apparatus for restoring the Action of 

 the Lungs. — 5. Schoolcraft's Account of the Native Copper of Lake 

 Superior; and Dr. Millar's Observations on the Rose of Jericho. — 

 6. Portrait of the Editor, engraved by Thomson from a Painting by 

 Frazer — 7. Mr. Leeson's Appendage to Tofft's Blow-pipe. 



Vol. LIX. I. Mrs. Ibbetson's Paper on the Flower-buds of Tree* 

 passing through the Wood. — 2. Instruments employed in determining 

 Altitudes from the Trigonometrical Station on Rumbles Moor, Yorkshire. 

 — 3. Mr. Ivory's Theory of Parallel Lines ; Mr. Leeson's Safety Blow- 

 pipe; Mr. Moore's Apparatus for restoring the Action of the Lungs; 

 and Dr. Reade on Refraction. — 4. Electro-magnetic Experiment by 

 Mr. Barlow ; and Mrs. Ibbetson's Paper on Perspiration in Plants.— 



5. Mr. Marsh's Paper on M. Ampere's Rotating Cylinder. 



Vol. LX. 1. Mrs. Ibbetson's Paper on the Pollen of Flowers. — 2. A 

 Paper by Mr. R.Taylor, of Norwich, on Fossil Bones from Norfolk.— 



3. A Paper by F. BAiLY.Esq. on the Pleiades.— 4. Prof. Amici's Sextant. 

 Vol. LXI. 1. Mr. Treugold's Paper on the Flexure of Astronomical 



Instruments. — 2. Deurbroucq and Nichols' Apparatus for Gervais' 

 Method of Fermentation. — 3. Mr. R. Taylor's Geological Section of 

 Hunstanton Cliff, Norfolk. — 4. Mr. Tatum on Electro-Magnetism. 



Vol. LXII. 1. Prof. Hare's Communications on Electricity, and the 

 Self-acting Blowpipe. — 2. Brunel'sucw Modeof Tunnelling, and Road- 

 way under the Thames. — 3. Becquerel's Experiments on the Develop, 

 ment of Electricity by Pressure.— 4. Barlow's Experiments on Mr. 

 Marsh's Thermo-electric Apparatus.— 5. Mr. Sea ward's Observations 

 on Suspension Chain Bridges. 



Vol. LXIII. 1. Mr.GoMPERTz's Method of defending Ships, &c, 



2. Mr. R- Taylor's Paper on the Upper Marine Formation in the Cliffs 

 near Cromer. — 3. Dr. Walchner's Examination of Hyaiosiderite; and 

 Mr. Baily's and Mr. Fraunhofeh's Accounts of the Circular Micro- 

 meter. — 4. Prof. Hare's Single-leaf Electrometer and improved Defla- 

 grators. — 5. "Two new Species of Ascidia ; and Amphiuma means, a new 

 Batrachian Animal. 



Vol. LXIV. 1. Seaward's Hydro-pneumatic Pump.— 2. Mr. Stur- 

 geon's Electro-magnetic Rotating Apparatus; and Mr, Haycraft's 

 Apparatus for ascertaining the Specific Heatof Gases.— 3. Fossil Remains 

 of Saurian Animals found in America. 



Vol. LXV. 1. Captain Graydon's Celestial Compass. — 2. Skeletons 

 of Plesiosaurus Dolichodcirus and Ichthyosaurus commutiis. 



Vol. LXVI. 1. M. Ampere's New Electro-dynamic Experiments. 



2. & 3. Dr. Kidd'« Anatomy of the Mole-cricket.— Prof. Hansijebm'* 

 Paper on the Magnetic Poles of the Earth. 



