PROCEEDINGS OF 

 THE ROYAL SOCIETY. 



VOL. XV. 



No. 84. 



CONTENTS. 



PAGE 



On the Mysteries of Numbers alluded to by Fermat. By the Rt. Hon. 

 Sir Feedebick Pollock, Lord Chief Barou, F.E.S., &c 115 



May 3, 1866. 



1 -Report on the Levelling from the Mediterranean to the Dead Sea. By 



Colonel Sh* Heney James, E.E., F.R.S 128 



II. Note on the Amy 1- Compounds derived from Petroleum. By C. Schor- 



LEMMEE 131 



'IT, On a New Series of Hydrocarbons derived from Coal-tar. By C. Schor- 



LEMMEB 132 



> The Calculus of Chemical Operations ; being a Method for the Investigation, 

 by means of Symbols, of the Laws of the Distribiition of Weight in 

 Chemical Change. Part I. — On the Construction of Chemical Symbols. 

 By Sir B. C. Bkodie, Bart., F.R.S., Professor of Chemistry in the Uni- 

 versity of Oxford 136 



May 17, 1866. 



On the Motion of a Rigid Body moving freely about a FLxed Point. By 

 J. J. Stlvestee, LL.D., F.R.S . 139 



n. On Appoid's Apparatus for regulating Temperature and keeping the Air in 

 a Building at any desired degree of Moisture. By J. P. Gassiot, Esq., 

 V.P.R.S 144 



III. On the Spectrum of a New Star in Corona Borealis. By William 



Httg&ins, F.R.S., and W. A. Millee, M.D., V.-P. and Treas. R.S. . . 146 



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

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

 Christ Church, Oxford 150 



May 31, 1866. 



I. An Account of Expei'iments in some of which Electroscopie Indications of 

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

 experimentmg. By Charles Bland Radclifee, M.D., Fellow of the 

 Royal CoUege of Physicians in London, Physician to the Westminster 

 Hospital and to the National Hospital for Paralysis and Ei^ilepsy, &c. . 156 



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



ril. 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 



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



[The continuation of this Paper will be given in the next Number.] 



TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 



