Li.qls of llce papers arranged /or the lorlhcoming seasion
by the Clremiciil Nngineeriitg Croup, and the American. Brislol. Lonrlan, and h'eicrxulle Seclions o j the Society of Chemical Itidusfry uiil be round in C~IEJIISTRY A X U TNDUSTItY, Sepl. 6, p p . 882 am1 683, nnrl SzpL. 20, p. 920. Oct. l.--Society of Chemical Industry. Soicfh ll'uk,~ Section. Roynl Hotel, Cnrdiff, n t ti.:jO p.m. A Smoking Conccrt iind rin infortiid Socinl nnd 3Tirsic;il lh-crting. (See ('IIEMISTIIY A N D TSI>USTRY, Scpt. 20, p. 920, nnd this issue, 11. 933.) Oct. 2.-Society of Public Analysts. 13urlington lfoitrc, Piccndilly, \V.l, nt 8 p n i . " C!l~cinictil testa iti rcliition to fur ticrrnntitis," by J-f. 1% CCJX. " Dcrnonstrtition of ti tiontogrnni for iisc iii pis iinnlysis," by J . H. Costc. " 'l'llc coniposition of Irish winter butter," by 1'. S. Arup. " Invcstigiit ions into the iinnlyticiil clicniistry of tiintnluiii, niobiiini, rind their n i i n i d iissociiitcs. N'I. Obscrrutions on tnrttiric liylrolysis. S V I 1. Tlic cliuintitntivc prccipitntioii of the enrtli ncitls rind ccrtiiin otlicr oxitlea from tnrtnitc soliition," by 11'. It. Scliocllcr nnil H. I'. 1Vcbb. Informnl ciinnrr, at 17S, J'icciiclilly, iit 6.30 p n i . Brislol Seclion. Clioniical Dept. of tho Univoreity of Ihistol, R t 7.30 1i.m. Address by tlic Prcsidont of tlic Society, 1)r. Hcrbcrt Lcviiistein. Oct. 3.--Society of Engineers. 13urlington I louse, IY., t l t (i p.111. " Some rotid questions," by \'. ,J. 1Iiidficltl. Oct. 4.-Society of Chemical Indudry. Xrrncltester Srcfion. Engincurs' Club, Albert Square, at 7 p.m. Chairrniiir, Dr. It. โฌI. PicLortl, P.R.S. Atltlrcss 011 I' The industrial r e ~n r c l r ossocintion." Oct. 7.-Society of Chemical Industry. London Serlion. I ' A now method for tho production of pure bcrylliuni orido from bcrylliuni ores,". by 11. A. Slontnn. '' Isolntion of hcliuln from nioniizitc siiiid,'' by 11. 'l'nylor. Oct. 8.-Univcrsity of Manchester Chemical Society. 'J'h University, IIiinclirstcr, iit ,j 1 i . m Prcsiclcntinl Atltlrcss by Dr. F. Cliiill~wg~r, 'I Some rlicniicr~l iispccts o f niiero-Oct. 8.-Leicester Literary and Philosophical Society. Chemistry Srction. Collrgc of 'I'cclinolopy. I,ciccstcr, tit 6 p.m. " Alclicniy in nrt iintl litcmtiirc," by 11. 1%. I'ilcl~cr. Ditrlon-on-Trctit ,Section. Queen's Hotcl, 13iirton-on-'l'reiit. I)i~ci~ssion on " llciivy innlts ns compnrctl with liglit iiiiilts," opciicd by H. E. Drydcn. Oct. 41.-Chemical Engineering Group. 13urlington Honsc, London, W.1, at 8 p.m. '' l~atiorinlisntioii-its mcaning nnd appliontioii," by 3. Dnvidson Prntt. Oct. i4.--Institute of Brewing. Loitdoi~ ScctI'On. Cliiiring Croas Hotcl, Strand, JAJIK~OII, \V.C. I1isc:uHYion on BCVISOII'H iiinlt~ (nincle from 1!)28 birrleys), opened 1 y IE. 13. Collier, P. E. U. hlorite, iiiid aiiotller. iVe r c c d l e Sedioti. Clicmirrtry l'licntra, Armstroiig Collcgc, tit 7.W p i n . " 'l'enipcrnturu nicitsi~rc~n~~it im1 iiiito1niLliu controi," by 11. A.