vi 



!'(. 



By J. S. Mardonald, I',. A.. 1. .!,'.( . I'. F... I ni\.'i>itv ('..llt^o, Li\<T- 

 pool, Research Scholar of tin- Mritish Mli'-al Association. Com- 

 iniuiicated by Prof MBOT Shenington, I'Mi'.S 310 



The Demarcation Current of Mammalian Nvm-. (Preliminary < "in 

 munication.) II. The Source of the Demarcation Current considered 

 as a ( '"iieentration Cell. By J. S. Macdonald, B.A., L.R.C.P.E., 

 rni\ei>ity College, Liverpool, Research Scholar of the British 

 Medical As.->i>rinti<>n. Communicated by Profe.^i.r Sherrington, 

 r.li.S , :!!: 



The Demarcation Current of Manimaliau Nerve. (Preliminary Com- 

 munication.) III. The Demarcation Source and " the Concentration 

 Law." By J. S. Macdonald, B.A., L.R.C.P.E., University College, 

 Liverpool, Research Scholar of the British Medical Association. 

 Communicated by Professor Sherrington, F.R.S 325 



Meeting of November 15, 1900, and Proceedings 328 



List of Papers received during the Recess and List of Papers read 329 



Argon and its Companions. By William Ramsay, F.R.S., and Moms 

 W. Travers, D.Sc 329 



Data for the Problem of Evolution in Man. VI. A First Study of 

 the Correlation of the Human Skull. By Alice Lee, D.Sc., with 

 some assistance from Karl Pearson, F.R.S., University College, 

 London 333 



Total Eclipse of the Sun, May 28, 1900. Preliminary Account of the 

 Observations made by the Solar Physics Observatory Eclipse Expedi- 

 tion and the Officers and Men of fl.M.S. " Theseus," at Santa Pola. 

 By Sir Norman Lockyer, K.C.B., F.R.S 337 



Total Solar Eclipse of 1900 (May 28). Preliminary Report on the 

 Observations made at Bouzareah (in the Grounds of the Algiers 

 Observatory). By Professor H. H. Turner, M.A., F.R.S., and H. F. 

 Newall, M.A., Sec. R.A.S 346 



Solar Eclipse of May 28, 1900. Preliminary Report of the Expedition 

 to the South Limit of Totality to obtain 'Photographs of the Flash 

 Spectrum in High Solar Latitudes. By J. Evershed 370 



Preliminary Note on Observations of the Total Solar Eclipse of 1900, 

 May 28, made at Santa Pola (Casa del Pleito), Spain. By Ralph 

 Cope-land, Ph.D., F.R.A.S., F.R.S.E 385 



Total Eclipse of the Sun, 1900, May 28. Preliminary Account of the 

 Observations made at Ovar, Portugal. By W. H. M. Christie, C.B., 

 M.A., F.R.S., Astronomer Royal, and F. W. Dyson, M.A., Sec. R. A.S. 

 (Plates 2-5) f. 392 



No. 440. 

 Meeting of November 22, 1900, and List of Papers read 402 



Further Note on the Spectrum of Silicium. By Sir Norman Lockyer, 

 K.C.B., F.R.S 403 



On Solar Changes of Temperature and Variations in Rainfall in the 

 Region surrounding the Indian Ocean. By Sir Norman Lockyer, 

 K.C.B., F.RS., and W. J. S. Lockyer, M.A. (Carnb.), Ph.D. (Gott.).... 409 



