ENGRAVINGS. 



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

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



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. 

 dificatioo of Electro-magnetic Apparatus. 



Vol. LVIIl. I. 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. ScHOOLCRAFrs 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 Trees 

 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. — i. Prof. Amici's Sextant. 

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



Instruments. — 2. DEunRRoucQ 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's new Mode of "Tunnelling, and Road- 

 way under the Thames. — 3. Beccjuerel's Experiments on the Develop- 

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

 Marsh's Thermo-electric Apparatus. — 5. Mr. Seaward'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 Hyalosiderite; and 

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

 meter, — !•. Prof. Hare's Single-leaf Electrometer and improved Defla- 

 grators — 5. Two new Species oi 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 Heat of Gases.— 3, Fossil Reraaina 

 of Saurian Animals found in America. 



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

 of Plesiosaurus Dolichodeirus and Ichthyosaurus comtnunis. 



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

 2 & 3. Dr. Kidd's Anatomy of the Mole-cricket. — Prof, Hansteen's 

 Paper on the Magnetic Poles of the Earth, 



Vol. LXVII. Prof. Hansteen's Chart on the Magnetic Poles of the 

 Earth. 



