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| in a Jet of Hydrogen Gas. By C. F. Schoenbein, Professor of Chemistry in the University of Basle, &c | page 543 |
| On the Structure and Development of the Blood. — First Series. The development of the Blood-Corpuscle in Insects and other Invertebrata, and its comparison with that of Man and the Vertebrata. By George Newport, Esq. F.R.C.S., President of the Entomological Society, &c | 544 |
| Άμόρφωτα, No. I. On a case of Superficial Colour presented by a Homogeneous Liquid internally colourless. By Sir John Frederick William Herschel, Bart. F.R.S. &c | 547 |
| Additional Remarks respecting the Condensation of Gases. By Michael Faraday, Esq. F.R.S. &c | 547 |
| Postscript to the Paper by Sir John F. W. Herschel, Bart. F.R.S., read at the last meeting | 547 |
| An Account of Compact Aluminum. By Professor F. Wohler of Gottingen, in a Letter to Thomas Graham, Esq | 548 |
| Essays on Hygrometry and Barometry. By Captain Shortrede, F.R.A.S., First Assistant in the General Trigonometrical Survey of India | 548 |
| Au6p(f)ooTa, No. II. On the Epipolic Dispersion of Light; being a Supplement to a paper entitled " On a case of Superficial Colour presented by a Homogeneous Liquid internally colourless." By Sir John Frederick William Herschel, Bart. F.R.S. &c | 549 |
| Description of a Self- registering Thermometer. By Mr. Mansfield Harrison | 550 |
| On the Viscous Theory of Glacier Motion. — Part 1. containing Experiments on the Flow of Plastic Bodies, and Observations on the Phenomena of Lava Streams. By James D. Forbes, Esq. F.R.S. Lond. and Edin., Corresponding Member of the Institute of France, and Professor of Natural Philosophy in the University of Edinburgh | 550 |
| Memoir on the Rotation of Crops, and on the Quantity of Inorganic Matters abstracted from the Soil by various plants under different circumstances. By Charles G. B. Daubeny, M.D. F.R.S., Professor of Rural Economy, &c. in the University of Oxford | 551 |
| On the Ashes of Wheat. By William Sharp, Esq. F.R.S | 554 |
| On Benzoline, a new organic Salt-base obtained from Oil of Bitter Almonds. By George Fownes, Esq. F.R.S | 555 |
| Electro-Physiological Researches. — Memoir First. By Professor Carlo Matteucci | 555 |
| On the Connexion between the Winds of the St. Lawrence and the Movements of the Barometer. By William Kelly, M.D., Surgeon R.N., attached to the Naval Surveying Party on the River St. Lawrence | 556 |
| On the Elliptic Polarization of Light by reflexion from Metallic Surfaces. By the Rev. Baden Powell, M.A. F.R.S., Savilian Professor of Geometry in the University of Oxford. | 557 |
| On the Gas Voltaic Battery. Voltaic Action of Phosphorus, Sulphur, and Hydrocarbons. By William Robert Grove, Esq. M.A. F.R.S. |
