SEPTEMBEB 26, i ' ) i s , 



I RE 



79 



Thomson, resigned, and Mr. II. Xorminton 

 ol practical chetnis 



A. i ORDINC in Si iem r. the ( 'olli 

 Surgeons "I San Francisco has discontinued thi 

 teaching of medicine, but for the next threi years 

 will gran) diplomas to such students as shall completi 

 their work satisfactorily in other medical schools. 



A i the opening ol the new session of the London 



( Royal I'Vei Hospital) School ol Women, 



gural address will be given bj Miss \. Maude 



Royden ai (.30 on fuesday, Oi bi 1 t. The subject 



ol tin addi ■ ss ■ ill - itionarj Thought." 



1 in: opening of the winter -1 ssion of tin medical 

 si himl ol the Middlesex Hospital will take place on 



. a In n L.t.-Gen. 



I . II I C 1 ioodn in, I >ii -'■ ieni 1 al, Army 



Medii al Service, « ill oc< up ! 



will be distributed b) the Dowagci Countess Brassey, 



. 1 ti . 1 Dr. Browning, the di 1 of the hospital's 



pathological laboratories, will deliver an address. \ll 

 interested in the hospital and its medical 

 - hool are in\ ited to !"■ |i. - 



I'm technical colleges and schools throughout the 

 country are now assembling foi the winter session, 

 and the prospei tuses \\ hii 



evidence ol their continued health) activity. The 

 Birkbeck College, London, opens on Septembei jo, 

 .mil has arranged da) and ourses of stud) 



for the I niversit) of London examinations in the 

 : culties of arts, 51 ience, law s, and 

 economics Hii Wesl ol Scotland Agricultural Col- 

 lege, Glasgow, opens on Octobi ll has arranged 

 comprehensive courses in on for diplomas 

 and degrees in agriculture, daii ry, horti- 

 culture, poultry-keeping, .and bei eeping. 



SOCIETIES AND ACADEMIES. 

 Paris. 



Wadeim ol Sciences. September 9. M. P. Painleve 

 in the chair. A. Denjoy : Demonstration of the funda- 

 mental propert) of the curves ol VI. Jordan. 

 Viola: The laws of Curie and Hoiiy. The law of 

 simple rational indices, Houy's I; ... can In- deduced 

 I.iw . A. (iuebhard ; Remarks on the 

 ferrisphere. M. I.ecointre : The marine Pleistocene 

 of Chaouia (Western Morocco). L. Leger : Geo- 

 graphical distribution of tin ani phi lie zones in the 

 south-east ol France: method ol study. 1\. Leriche 

 and A. I'olicard : The mechanism and pathogenic role 

 of premature osseous rarefaction in the genesis of 

 pseudo-arthrosi s. 



ibei 16. M. P. Painli \ in the chair. 

 E. I'icard : Some remarks on thi decomposition into 

 primary factors and the prolongation of analytical 

 P. Appell : Simultam us lineai partial 



ial equations and cases ol reduction of hyper- 

 geometric functions of two > ibles. I Richet, 

 P. Km urn, G. Noizet, and F. Saint-tiirons : Ohmhemo- 

 asuring the 1 ; ■ sistance ol the 



blood. Application to clinical pi e. The resistance 



ip of IiIdiiiI i- nn asu apillan tube by 



Kohlrausch's method. A close relation was estab- 

 lishi '1 1" 1 w ' ' n the ■ lei trica ty, density, and 



numbei ol red corpuscles. Ch. I>epe>et : Attempt at 

 li al co-ordin itioii of Quati 1 nai \ 

 times. \l. Balland : Some coffee preparations proposed 



\i iti' . Anah ses an- givi coffei extracts, 



tabloids, and some coffee substitutes. E. Cartan : 

 NO. 2 552. VOL. I02~] 



Developable varii dimensions. P. Hum- 



bert : Eli ctrosph rica thi form of di 1. r- 



nts. \. Gullllermond ; The mitochondrial origin 

 of plastidi -. I .. I'rniiaii: i] .,, riiisation ol 



soil. Large-si all expi li carbon bi- 



sulphide, 1 alcium sulphidi . , ,. used foi 



the purposi ol partial sterilisa i the soil, gave 



1 1 suit- g( in rail) favoui abli . the « ork 



ol E. J. Russell and Miege.. 



» W vshing roN, D.C. 



National Academ\ oi Sciences (Procei iv., 



Xo. 41, Vpril, 1 n8. W. J. V. Osterhout 

 Haas: Dynamical aspects ol photosynthesi i, 



which has been kepi in tin- dark, begins photi 

 as soon as ii sunlight . I he rateol 



synthesis steadih increases until a constant spei 

 attained rhis ma; bi explained b) assuming 

 sunlight decomposes a substance the products of wh 

 catalyse photosynthesis or enter directly into the re- 

 action. Quantitative theories an developed to accounl 

 facts. Kia-Lok Yen : Mobilities of ions in air, 

 hydrogen, and nitrogen. Extensive experiments, hi 

 results of which arc in perfect accord with the '"small- 

 ion" hypothesis, as contrasted with the "cluster" 

 h pothesis. E. 11. Hall: Thermo-electric action with 

 dual conduction oi electricity. A continuation ol 

 previous papers. The hypothesis of progressive motion 

 b) thi '."free" electrons only ha- been extended to 

 asi hi dual electric conduction. C. <•. Abbot: 

 Terrestrial temperature and atmospheric absorption. 

 The earth's -in lace sends out 0-50 calorie per cm. 2 per 

 minute on the average, and of this only a small pari 



1 -, ape-, tp Space. Hence the atmosphere is the main 



radiating source, furnishing three-fourths of the output 

 of radiation ol the earth as a planet. Kia-Lok Yen: 

 Mobilities of ions in vaoours. A cpntinuation of the 

 stud) of the vapours SOj, <MI,<), < , li , <> , C„H 12 , et< .. 

 wiih the conclusion that the small-ion theory is further 

 corroborated- .1- P- "dings and E. W. Morley : A 

 contriliuiii.n io the petrography of the South Sea 

 Islands. Thirty detailed chemical analyses of lava 

 from tin South Pacific Islands are given, with a dis- 

 cussion nt ihe results. -J. Loeb : The law- control 

 the quantity and rate oi" regeneration. The quai 

 of regeneration in an is, dated niece of an organ 

 under equal conditions determined by thi' mass of 

 material necessan Foi growth circulating in the sap 

 (or blood) of the "piece. ' The mystifying phenomenon 

 of an isolated niece restoring its losl organs thus turns 

 out to he Ihe result of two plain chemical factors : tin 

 law of mass-action, and the production and giving "II 

 of inhibitory substances in the growing regions al 

 janism. 

 (Proceedings, vol. iv.. No. 5), May, 101S.— \Y. S. 

 Adams and A. H. Joy : Some spectral characteristic- dl 

 Cepheid variables. The hydrogen lines are abnormally 

 strong in Cepheid -1 ra, which are classified, first, on 

 .1 basis of the hydrogen lines, and, secondly, on the 

 more general features of the spectra.- C. Bams : 

 Types of achromatii fringes. C. Barus : Inter- 

 ference oi pencils which constitute ihe ri 

 divergences I 1 1 slit. E. Doolittle : A study of the 

 motions -1 fo eighl double stars. A classifies 

 ,,f the si ! - - -' ' up for the purpose of determi 

 those pair* upon which observations are most urgi 



I I. Hateman : The structure of 1 

 magnetic field. All electrical charges are - 

 navel .,l,,ne rectilinear paths with the veld : 



When ill 1 trii \t\ appears to move w ith a 

 nade up of different entitii • 

 times O I-:. Olenn : Invariants \\ ' 



