Experimental Researches on the conductive Powers of various Sub- 

 stances, with the application of the Results to the Problem of 

 Terrestrial Temperature. By William Hopkins, M.A., F.R.S. page 535 



On the Perihelia and Nodes of the Planets. By Edward J. Cooper, 

 Esq., F.R.S. (Second Communication.) 543 



On the Development of Carcinus M&nas. BySpenceBate,Esq.,F.L.S. 544 



On the Electro-dynamic Qualities of Metals. By Prof. W. Thomson, 

 F.R.S. . 546 



On the Electric Conductivity of Commercial Copper of various 

 kinds. By Professor W. Thomson, F.R.S 550 



On the Thermal Effects of Fluids in Motion. By Professor W. 

 Thomson, F.R.S., and J. P. Joule, Esq., F.R.S 556 



On the Thermal Effects of Longitudinal Compression of Solids. By 

 J. P. Joule, Esq., F.R.S. ; and On the Alterations of Temperature 

 accompanying Changes of Pressure in Fluids. By Professor W. 

 Thomson/ F.R.S 564 



On the Phenomenon of Relief of the Image formed on the Ground 

 Glass of the Camera Obscura. By A. Claudet, Esq., F.R.S. . . 569 



Supplementary Researches on the Partition of Numbers. By Arthur 

 Cayley, Esq., F.R.S 573 



On the Anatomv and Physiology of the Spongiadae. By J. S. Bower- 

 bank, Esq., F.R.S., F.L.S. &c 573 



Researches on the Intimate Structure of the Brain ; Human and 

 Comparative. By J. Lockhart Clarke, Esq., F.R.S 577 



On the Early Stages of Inflammation. By Joseph Lister, Esq. . . 581 



On the Fructification of certain Sphseriaceous Fungi. By Frederick 

 Currey, Esq 588 



On the Anatomy of Tridacna. By John Denis Macdonald, Esq. . 589 



Experimental Researches on the Spinal Cord as a leader for Sensi- 

 bility and Voluntary Movement. By E. Brown-Sequard, M.D. . 591 



On the Resemblance of the Effects of Section of the Sympathetic 

 Nerve in the Neck and those of Section of a lateral nail' of the 

 Spinal Cord. By E. Brown-Sequard, M.D 594 



On the Influence of Efforts of Inspiration on the Movements of the 

 Heart. By E. Brown-Sequard, M.D 596 



On the Influence of Oxygen on the vital properties of the Spinal 

 Cord, Nerves, and Muscles. By E. Brown-Sequard, M.D. . . . 598 



On the Power possessed by Motor and Sensitive Nerves of retaining 

 their vital properties longer than Muscles, when deprived of Blood. 

 By E. Brown-Sequard, M.D 600 



Ocular Spectres, Structures and Functions, Mutual Exponents. By 

 James Jago, A.B. Cantab., M.B. Oxon 603 



On Hourly Observations of the Magnetic Declination, made by Captain 

 Maguire, R.N., and the Officers of H.M. Ship ' Plover/ in 1852, 

 1853 and 1854, at Point Barrow. By Major-Gen. Edward Sabine, 

 R.A., D.C.L., Treas. and V.P. R.S. ." 



610 



