V 



Condensation of Determinants, being a new and brief Method for computing 

 their arithmetical values. By the Rev. C. L. Dodgson, M. A,, Student of 

 Christ Church, Oxford 150 



An Account of Experiments in some of which Electroscopic Indications of 

 Animal Electricity were detected for the first time by a new method of 

 experimenting. By Charles Bland RadclifFe, M.D., Fellow of the Royal 

 College of Physicians in London, Physician to the Westminster Hospital 

 and to the National Hospital for Paralysis and Epilepsy, &c 156 



On the Dynamical Theory of Gases. By J. Clerk Maxwell, F.R.S. L. & E. 167 



On the Means of increasing the Quantity of Electricity given by Induction- 

 Machines. By the Rev. T. Romney Robinson, D.D,, F.R.S 171 



On the Stability of Domes. By E. Wyndham Tarn, M.A 182 



On the Anatomy of the Fovea centralis of the Human Retina. By J. W. 

 Hulke, F.R.C.S., Assistant Surgeon to the Middlesex and Royal London 

 Ophthalmic Hospitals 189 



Second Memoir on "Plane Stigmatics." By Alexander J. Ellis, F.R.S., 

 F.C.P.S 192 



Fundamental Views regarding Mechanics. By Professor Julius Pliicker, of 

 Bonn, For. Mem. R.S 204 



Contributions to Terrestrial Magnetism. — No. X. By Lieut. -General Ed- 

 ward Sabine, R.A., President of the Royal Society 209 



On the Relation of Rosaniline to Rosolic Acid. By H. Caro and J. Alfred 

 Wanklyn, Professor of Chemistry at the London Institution 210 



On the Chemical and Mineralogical Composition of the Dhurmsalla Meteo- 

 ric Stone. By the Rev. Samuel Haughton, M.D., F.R.S., Fellow of Tri- 

 nity College, Dublin . , 214 



On the Preparation of Ethylamine. By J. Alfred Wanklyn and Ernest T. 

 Chapman 218 



On the Expansion by Heat of Metals and Alloys. By A. Matthiessen, F.R.S. 220 



On the Colouring and Extractive Matters of the Urine. — Part II. By Ed- 

 ward Schunck, F.R.S 222 



On the Absorption and Dialytic Separation of Gases by Colloid Septa. — 

 Part I. Action of a Septum of Caoutchouc, — Part II. Action of Metallic 

 Septa at a Red Heat. By Thomas Graham, F.R.S., Master of the Mint. 223 



Notes on the Rearing of Tcsnia echinococcus in the Dog, from Hydatids, with 

 some Observations on the Anatomy of the adult Worm. By Edward 

 Nettleship, Mem. Roy. Agric. Coll 224 



Observations on the Ovum of Osseous Fishes. By W. H. Ransom, M.D. . . 226 



Variations in Human Myology observed during the Winter Session of 

 1865-66 at King's College, London. By John Wood, F.R.C.S 229 



On the Muscular Arrangements of the Bladder and Prostate, and the manner 

 in which the Ureters and Urethra are closed. By J. B. PettigTew, M.D. 

 Edin 244 



