VI • COJIXENTS. 



Page 



The Bibliography of Solution. — Interim Report ot the Committee, consisting 

 01' Professor W. A. Tilden (Chairman), Dr. W. W. J NicoL (Secretary), 

 Professor H. McLeod, Mr. S. U. Pjckeeing, Professor W. Ramsay, and 

 Professor Sydney Young 372 



The Action of Light upon Dyed Colours. — Report of the Committee, consisting 

 of Professor T. E. Thorpe (Chaii'man), Professor J. J. PIummel (Secretary), 

 Dr. W. H. Perkin, Professor W. J. Russell, Captain Abney, Professor 

 W. STROtrn, and Professor L. Meldola. (Drawn up by the Secretary) ... 373 



The Action of Light on the JHydracids of tlie Halogens in presence of 

 Oxygen. — Report of the Committee, consisting of Dr. W. J. Russell, 

 Captain W. de W. Abney, Professor W. N. Hartley, Professor W. Ramsay, 

 and Dr A Richaedeon (Secretary) 381 



The Investigation of Isomeric Naphthalene Derivatives. — Seventh Report of 

 the Committee, consisting of Professor W. A. Tilden and Professor H. E. 

 Armstrong (Secretary). (Drawn up by Professor Armstrong) 381 



Wave-length Tables of the Spectra of the Elements and Compounds. — Report 

 of the Committee, consisting of Sir H. E. RoscoE, Dr. Marshall Watts, 

 Mr. J. N. LocKYER, Professors Dewar, Liveing, Schuster, W. N. Hart- 

 ley, and Wolcott Gibes, and Captain Abney. (Drawn up by Dr. Mae- 

 shall Watts) 387 



An International Standard for the Analysis of Iron and Steel. — Fifth Report 

 of the Committee,consisting of Professor W.C.Roberts- Austen (Chairman), 

 Sir F. Abel, Mr. E. Riley, Mr. J. Spillee, Professor J. W. Langley, Mr. 

 G. J. Snelus, Professor Tilden, and Mr. Thomas Turner (Secretary). 

 (Drawn up by the Secretary) 437 



On Solution. — Report of the Committee, consisting of Professor Tilden 

 (Chairman), Dr. W. W. J. NicoL (Secretary), and Professor W.Ramsay ... 438 



The Influence of the Silent Discharge of Electricity on Oxygen and other 

 Gases. — Report of a Committee, consisting of Professor H. McLeod (Chair- 

 man), Mr. W. A. Shenstone (Secretary), Professor W. Ramsay, and Mr. 

 J. Tudoe CuND.vLL. (Drawn up by the Secretary) 439 



I. The Preparation and Storage of Oxygen 439 



II. Ozone from Pure Oxygen. Its Action on Mercury, with a Note on 

 the Silent Discharge of Electricity. By W. A. Shenstone and J. 



TuDOE OUNDALL ' 439 



III. Studies on the Formation of Ozone from Oxygen. By W. A. 



Shenstone and Martin Priest 440 



Bacteriology in its relations to Chemical Science. By Percy Frankland, 

 Ph.D., B.Sc. (Lond.),F.R.S., Professor of Chemistry in University College, 

 Dundee, St. Andrews University 441 



The Circulation of Underground Waters.— Nineteenth Report of the Com- 

 mittee, consisting of Professor E. Hull (Chairman), Rev. Dr. H, W. 

 Crosskey, Sir D. Galton, Messrs. J. Glaishbr and Percy Kendall, 

 Professor G. A. Lebour, Messrs. E, B. Marten, G. H. Morton, and 

 W. Pengelly, Professor J. Peestwich, and Messrs. I. Roberts, Thos. S. 

 Stooke, G. J. Symons, W. Topley, C. Tylden- Weight, E. Wetheebd, 

 W. AVhitakee, and C. E. De Range (Secretarv). (Drawn up by C. E. 

 De Rance) " 463 



The Fossil Phyllopoda of the Palfeozoic Rocks.— Tenth Report of the Com- 

 mittee, consi,<5tiDg of Profe.'^sor T. Wiltshiee (Chairman), Dr. H. Wood- 

 WAED, and Professor T. Rupert Jones (Secretary). (Drawn up by Pro- 

 fessor T. Rupert Jones) 465 



