CONTENTS 

 VOL. XII. 



List of Candidates for Election to the Fellowship 1 



Notes of Researches on the Poly-Ammonias. No. XX. On the 

 Colouring Matters produced from Aniline. By A. W. Hofmann, 

 Ph.D., LL.D., F.R.S 2 



On the Integration of Simultaneous Differential Equations. By 

 Professor George Boole, F.R.S ; 13 



An Account of some Experiments with Eccentric Oblate Bodies and 

 Disks as Projectiles. By R. W. Woollcombe 17 



Suggestions for the Attainment of a Systematic Representation of 

 the Physical Aspect of the Moon. By John Phillips, M.A.. 

 LL.D., F.R.S. ; . 31 



Theoretical Considerations on the Conditions under which the Drift 

 Deposits containing the Remains of Extinct Mammalia and Flint- 

 implements were accumulated ; and on their Geological Age. By 

 Joseph Prestwich, F.R.S., F.G.S 38 



On the Law of Expansion of Superheated Steam. By William Fair- 

 bairn, LL.D., F.R.S., and Thomas Tate 53 



On a New Method of Approximation applicable to Elliptic and Ultra- 

 elliptic Functions. Second Memoir. By Charles W, Merrifield. . 57 



The Bakerian Lecture. On the Total Solar Eclipse of July 18th, 

 1860, observed at Rivabellosa, near Miranda de Ebro, in Spain. 

 By Warren De la Rue, F.R.S 58 



The Croonian Lecture. On the Termination of Nerves in Muscles, 

 as observed in the Frog ; and on the disposition of the Nerves in 

 the Frog's Heart. By Professor A. Kolliker, For. Memb. R.S. . . 65 



Appendix to the Account of the Earthquake- Wave Experiments 

 made at Holyhead. By Robert Mallet, C.E., F.R.S 84 



On the Sensory, Motory, and Vaso-Motory Symptoms resulting from 

 Refrigeration and Compression of the tllnar and other Nerves in 

 Man. Second Communication. By Augustus Waller. M.D.. 

 F.R.S ! 89 



On the Rigidity of the Earth. By Professor WiUiam Thomson, 

 F.R.S. .103 



