96o 



NATURE 



[December 29, 1923 



?eoni 



?rail« 1 .'.1. ;; ;■ : 



hydrogen. A t>hut ! 

 01 the phenomena 

 inent.'' ■ ' nt tli. 

 plat i I i II H lis 



feom i,'lc and the tetrahedron. — 



'raiK 1 1. electrolytic ovcrvoItMe of 



of the present knowledjje 

 \ oltage, with an cxperi- 

 iivcrvoltaKO of hydrogen on 

 xlenum, and tiin(,'steii. It has 

 1)1 111 t iiii'l ih.it tlir iii,it,'nitii(le of tlie c .iiliodc surface 

 I \MiliiMii iniiiKiKf, till- ()\cr\ nlt.ii^c increasing as 

 tlie eoiueutration ot tlie clcctrolytf chinmishes. The 

 fliKjrinc ion, added in small proportions, reduces the 

 overvoitagc. — A dH'^---'"- • '\\v inrrli mism of the 

 reduction of oxuli 



An,i,Mist |.M. I ,. \,illc< I'lMi^siii in the 



ill, III. 111. dc Dotuler I > ! iiiui.iiiuiit.il formula 

 ol till- iirw ;m.i\iIi(;. 1'. !• ourmarier 1 1 lie southern 

 extciiM'Mi (I I In L;ap of Thcux. — Fr6d. Swarts : The 

 catal\ii' li\ (lio.L;(iiation of organic compounds con- 

 tainiUL; lliiiirinr. Mrta-lritliion k-m ,| ticalcd with 

 li\(li(im-ii 111 till' ])i( -ciicc (if [)Lit iiuiiii 111, irk ;,n\'cs 



' il, t iilluoriiK-t li\l - 1 \c!()- 

 ; I \el()(:it\' ol the rc.u tioii 



u.iiil Herzen : A .siiuplc incthod 

 Ualionarv orbits ol Hohr in the 

 hydrogen spectrum. — i.. Godeaux : Tlie cyclic involu- 

 tions of the fourth order belonging to a surface of 

 fenus one (2). — G. Lemaitre : A property of the 

 lamiltonians of a multiplier. -Laurc Willem : Re- 

 searches on the aerial respiration of the Amphibia (3). 



tritluoi uiftlixl I ' 

 hcxaiic, and w.i 



\va> -.Iinliid. !■.( 

 ol I ilit.iiniui' tin 



Official Publications Received. 



\f....,..;..^ ..r »i... 11 f \ iltiM.' in Iiiiliii. Chemical Sciifis, 



\' II till' Di'ci imposition of Calcium 



( It. luihuiil V. Norri.s, H. Vihwanath, 



aii'i 1. >- 1, ii:i r..u.i;in ,^^^,,]_ i;, ,.,,■::,. (Cilrulta: ThackeF, Spink 

 ami Cii. ; I. mi. Ion : \V. ■lliack.T .uiil Cn.) i; aini:i-. ; l.v 



Hiill.-lni nC llii' Aiii.Tican .Mus.'iim .iT -Nalural lli.st.iry. Vol, 48, Art. 

 17 : New Kossil .Maininnls from tlit> PliiK'one of Szo-Chuan, China. By 

 W. 1). Matthew and Walter Granger. Pp. 503-598. Vol. 48, Art 18 : The 

 Problem of the Uintatherium Molars. By Horace Klmer Wood. Pp. 

 599-604. (Ni« York.) 



Departnii lit oi .\j;riciiltur8, Madras. Bulletin No. 84: A Soil Suivcy 

 of the I'l iiviu Ttiict. By Dr. lioland V. Norris, M. R. Rania.swaini 

 Kivan, :iii.l s. Kasinatha Ayyar. Pp. 6-f Id maps. (Madras: Government 

 Pri'.--'^. ) 1.11 i-iipees. 



Meli'.ii.il,i..'y in Mysore for 19'22 : Beini,' the Ke.sults of Observations at 

 Bangalori'. Mysoif, Hassan, and Chitaldnig. Thirtieth Annual lieport, 

 by 0. Se.--h.uliar. I']). iii-)-15. (Bangalore: Government Pres.s.) 



Mysore Ciovernmi'iit : Meteorological !■ ;. Ki'iioji of R.iiiifall 



Registration in .Mysun' for ]922. V- ,' iiai. l'|i. x\ii -'■'•'>. 



(Bangalore: Govcnuiu'iit Press.) 



Publications of the South African InslituLe for Medical Research. 

 No. 16 : On the Effects of Cold on the Vitality of certain Cysticerci and 

 Echinococci in Mi.it kint uniirr ("iimnniiMal Condilion.s of Freezing in 

 Johannosburv' ■ ' '' '. (.Idliannt'sliuri;.) &s. 



The Indian t '.i : Not.' on the Work of 



Extraction (It 1. . ,> i <.>.._-.-,.-. i.. , . i,..„i ,\,-iial. By J. V. Collier. Pp. 

 349-357+ l"i jilatis. (li.MIn : dovi'mment Central Press.) 1.11 rupees. 



Geological Survy, Caiia.la. Index to Separate Reports 1906-1910 and 

 Summary Uei>oris I'.i0:")-i;tl6. Compiled by F. J. Nicolas. Pp. 305. 

 (Ottawa : F. A. Acland.) 



Canada. Di'iiartiiniil of Mines : Geological Survey. Summary Report, 

 1' i' i: Suniniarv H-]....- ' ' rt C. Pp. 91C. 



(' 



i .J rianrs ou the Tuc...., Lv„..,i of Canada ; from 



Uetonninaliuns by the Tidal and Current Survey up to the Year 1923. 

 (Published by the Department of Marine and Fisheries.) Pp. 68. 

 (Ottawa : F. A. Acland.) 



Transactions of the Astronomical Observatory of Yale University. 

 Vol. 8, Part 2 : Trial of the Loomis Memorial Telescope for Stellar 

 Photometry; with Determinations of the Light Curves of the RR Ceti 

 (Ih 27>») and of VV Orionis (fib 28'n). Pp. 51-80. (New Haveu.) 



The South-Kastern Naturalist : Being the Twenty-eighth Volume of 

 Transactions of the South-Eastern Union of ScientiBc Societies, including 

 the Proceedings at the Twenty -eighth Annual Congress, held at Maidstone. 

 1923. Edited by Edward A. Martin. Pp. lxxxii+94-)-8 plates. (London.) 

 5s. net. 



International Geodetic and Geophysical Union (Union G^od^sique et 

 Geophysique Internationale) : Section of Terrestrial Magnetism and 

 Electricity. Bulletin No. 3 : Transactions of Rome Meeting, May, 1922. 

 Edite<iiby Louis A. Bauer. Pp. \ii-H181. (Baltimore, Md. : Johns 

 Hopkins Press.) 3.60 dollars. 



Journal of the Marine Biological Association of the United Kingdom. 

 New Series, Vol. 18, No. 1, December. Pp. 318. (Plymouth.) 10«. net. 



Bulletin of the National Research Council. V. i. .. No. 36 : 



Catalogue of Published Bibliographies in Geology. Compiled 



by Edward B. Mathews. Pp. 228. (Washingt i : National 



Academy of Sciences. ) 2. 50 dollars. 



umioloKiat of MiDiMMita Ut tl>- 

 -^t. Paul, Minn. : At(rtcuiUir«t t 



By A. G. BniKi**- 



BtotioD. Unlvanltv 



AnntuUr* pour Ian 1-^24, iNtbli* psr 1« Bunfttt d«a LOBfitail—. 

 vili+0&8-i^Aii-fU26-i-C17 + DI04-K»+frs. (Pkrla: OMttUv-VUlar. 

 Cie.) A fhuics. 



Diary of Societies. 







l>KR SL 



lloVAI. Cfii 

 Mom;: lii 



CoKH I r 



2.:i" 

 A-i'i 

 HnvAi. I.ssirriii' 

 '•'•riling the N.^ 

 I ■' tnr-.(3)). 



.-•irrv (at *olinn Hall), at 3.3a— M 



,11 Sirawa!; (l.Ttur"" for Voting P»opl»- 



WRDliKSDAY. .U-, 



Mis* liarban V/"" :, 



itirl Kvtilo«iatU 



Royal SociETT OP Art« 'it '. i ' ^v 



(Dr. Mann Juvenile I.' 

 ScHoot, Nati-ke SriTiv i turd 



Gregory : The .Sun anil .■-, :.*;.. 



PhYSICAI, SOCIKTV OF LoMHON A.M» OKIU.a; 



at the Imperial College o( Science and 1 



— .\t4.— H. B. Grylls: The M i ■ .... ....... 



At 8.— Sir Ricliaid I'aL-et, I'. iture and Artittcial iiepmloc* 



tion of Human S|)eech (Vo». 

 RovAL MociCTV ov MKDict.ve (.■>.,..-.., . . .on), at 5.80.— D. Fitzwilii«nis: 



A Scientiflc Method of Removing Vm'-v^w Botlies. — A. G. T. Usher: 



The Pathology and Treatment of intrrmal Deraugementa of th« 



Knee-joint 

 iNSTiTi'TioN - Section), at «.— R. H. 



Bartiold ; :i^' of Radio Receiving 



Apparatus. 

 RoTAL MiCROscopicAi. ^ ogiMl Section), at 7.30.— B. K. Dm : 



The Habits of soni'' i ;.. 



THURSDA Y, Jakuaby 3. 



Geographical Association (at Birkbeck College^ »t 9-80 a.>i.— L. 

 .MacD. Robison : Ceylon.— At 11.30 a.m.— Sir Ricliard Gregory- : Britinh 

 Climate in Historic Times (Pn'sidential Address). -At ?. Joint Confer- 

 ence with the Royal Meteorolofxical Society a: : i e Matt«n' 

 Association. Subjects for Discussion : The I T'-orological 

 Observali'ins in tin- S,;liO'il f" )''.i <'• -Tl;- T'-".'-:. -orolo<?y and 

 Cliniatcil'. - Maitoniie: A Study of 

 Tran^V.^ , 



itovAi. Insii -r William Bragg: Con- 



cerning tlic .Naiure ut ('r>-8t*ls— the Diamond 



(Juvenile Leciui-f^s (4)i. 



Physical SociETV OF I,"- ^ t:n- (Annual Exhibition, 



at Imiwrial College of .Scii-ace and T'.'chuol'^y), 3 to 6 and 7 to 10.— At 

 4.— Sir Richard Paget, Bart : The Nature and Artificial RemtKiuction 

 of Human Speech (Vowel Sounds) .\; --.IT. H. nrM;> : The Heape 

 and Grylls Rapid Cinema Machim . 



Ikcorporated British A.s.sociat uxisc (at 



University College), at 5.30.— Ma; lal, Moral, 



and Physical Health of a Nation. 



IvsTiTi'TioN OF Electrical Enoixeprs, at •>.— I ■ :> : RiJlway 



Electriflcation in Fon'iirii fount ri's. 



FKIDA y. 



'30 A.M.— Confer- 

 \t 2.30.— Annual 



. ), at 3.Su — Mrs. J 

 Columbia (Lectur-^ 



Gkoobaphical Association (a 



ence on The Teaching oi 



Business Meeting. 

 EroENics Education S 



College), at 8.— Mrs. I 



Progress. 

 Royal Gk' 



Hensha^^ : .. 



Young Peuju>-?. 

 Royal Socikty of Arts (Indian Section), at 4.80. 

 Royal Photookaphio Socikty of Great Britain 



Group Meetinj;. 

 Junior iNsriTtn i nkers. at 7.30.— L. Manieo: Kcononr 



Fuel by Remo^ . n Boiler Tubes. 



Philological So. u rv i ' i niversity CoUegeX at 8.— Prof. S. Boya; 



Russian ami Kn.ulish rhoiu't;i.->. 



RoYAi. Institcti' - ~ ■ .i.im Bragg: < r. 



cerning the Nature of Tii;nf:s : Th'^ N:it;-.ie ot Ciyst.als— Ice and S: - 



(Juvenile Lectures (5)). 

 Gilbert Whitk Fbllowship (at 6 Queen Square, W.C.I), at 3.-- 



David Prain : Gilbert White and Moral History. 



NO. 2826, VOL. 112] 



