bo 
10. 
. Report of the Committee on Chemical Nomenclature.............:2cceeeeeeeees 459 
. Report of the Committee appointed for the purpose of investigating by 
CONTENTS. xi 
FRIDAY, SEPTEMBER 21. 
means of Photography the Ultra-Violet Spark-Spectra emitted by Me- 
tallic Elements, and their Combinations under varying conditions ......... 459 
. Explosion of Carbonic.Acid Gas.—A Demonstration. By H. B. Drxon, 
Rubpereapli, (OiSiacsecneetecteecesssstecensscereclateetacecy. Saamoee ean tae seecieeeeaeteaner mers 459 
. Chemical Views on the Constitution of Matter. By Professor A. W. 
Witiiamson, Ph.D., F.RS. «2.2.05... SE ORESECSEE RED AEE BREE OLESOE A eereccsertas sacs 459 
. On the Atomic Weight of Manganese. By Professor Jamzs Dewar, M.A., 
Plus and ALBAN DER SCOT: ME Ahy Dien rere. ci. ccsseewontcecsecseeses 459 
. On the Molecular Weights of the Substituted Ammonias. By Professor 
James Dewar, M.A., F.R.S., and Atexanper Scorr, M.A., D.Sce.......... 460 
. The Length of the Prismatic Spectrum as a Test of Chemical Purity. By 
Wm, GLA DSTON I Be RSs 8 os « doaseckaceudes ton ost wate t= ete ate e eas ae 461 
. The Application of Bisulphide of Carbon to the Scouring of Wool. By 
Professor WILLIAM RAMSAY, Ph.D) .zcsviwaananesaccsuees ovesewedensed ene andevcons 462 
. On the Conversion of Oleic Acid into Palmitic Acid, and Fusions with 
Caustic Alkalies at High Temperatures. By Wa. Lant CarPENntrer, 
Berea g BO Src an sn nn snsuesos oven aWboeh thea Qe tsm eas Gies dab aah taghd » afeceisiy<ance 462 
On the Action of Sunlight on P,O,. By the Rev. A, Irvine, B.Sc. ...... 463 
MONDAY, SEPTEMBER 24. 
1, On Liquid Marsh Gas. By Professor Dewar, F.R.S. .......cc.ceeceseeceeeee 464. 
2. On Critical Points and Pressures and their relation to Atomic Volumes. 
Pepmesretesson Dawa, Sa bo s.ndis6db a A. tebe ihas..aZeleeledavies Wecees 464 
38, On the relation between Chemical Constitution and Crystalline Form. By 
Sra OHNSLONE STONEY) PVRISHs.ccc... cis Absa Hedacdsassevaswadtes boelebeeess 464 
4, Electrolysis of dilute Sulphuric Acid in Secondary Batteries. By Dr. J. 
H. Grapstong, F.R.S., and ALFRED TRIBE............ SOE SECO RISO Ea aCeRERe 464 
5. On the Mobility of Gold and Silver in Molten Lead. By Professor W. 
UU EUS 06) CEE eg 464 
6. On Algin, a new substance obtained from Seaweed. By Epwarp C. C. 
SWAN ROBB): HO Dy) - pucaseesnereanseseeeccsabblecncs ole livoedascueeredeneveencdecehedece 464. 
7. Methods for Coking Coal and recovering the Bye-products. By Watson 
MMT HT; EVO 25 BT. Os cbhach oc bestecrees teases deve del danetetee deen skasuleescecctonces 465. 
TUESDAY, SEPTEMBER 25. 
1. Report of the Committee for investigating Isomerie Naphthalene De- 
FUVALLVES: ....0..00.000c3eec% Pee deamon ted  h SatR eee tata ccccosecerdesscoceesesess 467° 
2. On the alleged Direct Union of Nitrogen and Hydrogen. By H. BrEre- 
EE eo inca santnopmnsitdiatanck¥-oneaee Se a as ate onl Ser siochie ge woe. 467 
3. On the Decomposing Action that Chloride of Aluminium exerts on Hydro- 
carbons, By Professors C. Frrepen and J. M. CRAFTS ........cccceeceeeees 468 
4. On the Nitrates in Soil, By R. WARINGTON, F.C.S.......csseeeeceeeeeeeees 469 
5. On a Simplified Thermostat. By M. Wairtey WrriraMs, F.C.S. ......... 470° 
