Vl CONTENTS. 



Page 



rifth Report of the Committee on the Treatment and Utilization of 

 Sewage, consisting of Eichakd B. GRANtnAM, C.E., F.G.S. (Chair- 

 man), F. J. Bramwell, C.E., F.B.S., Professor W. H. Corfielb, 

 M.A., M.D. (Oxon.), J. Bailey De.\ton, C.E., F.G.S., J. H. Gilbert, 

 Ph.D., F.R.S., F.C.S., W. Hope, V.C, Professor A. W. Williamson, 

 Ph.D., F.R.S., F.C.S., and Professor J. T. Wat 413 



Report of the Committee for superintending the Monthly Reports of the 

 Progress of Chemistry, consisting of Professor A. W. Williamsox^, 

 F.R.S., Professor Fbankland, F.R.S., and Professor Roscoe, F.R.S. 451 



On the Bradford Waterworks. By Charles Gott, M.Inst.C.E 451 



Report of the Committee appointed to consider the possibility of 

 Improving the Methods of Instruction in Elementary Geometry, the 

 Committee consisting of Professor Syltesteb, Professor Cayley, Pro- 

 fessor Hirst, Rev. Professor Bartholomew Price, Professor H. J. S. 

 Smith, Dr. Spottiswoode, Mr. R. B. Hayavard, Dr. Salmon, Rev. R. 

 TowNSENH, Professor Fuller, Professor Kelland, Mr. J. M. Wilson, 

 and Professor Clifford (Secretary) 459 



Interim Report of the Committee appointed for the purpose of making 

 Experiments on Instruments for Measuring the Speed of Ships, &c. 460 



Report of the Committee, consisting of Dr. Crum Brown, Mr. J. Deavar, 

 Dr. Gladstone, Prof. A. W. Williamson, Sir AV. Thomson, and Prof. 

 Tait, appointed for the purpose of Determinating High Temperatures 

 by means of the Refraugibihty of the Light evolved by Fluid or Solid 

 Substances. Drawn up by James Dewar, Reporter 461 



On a Periodicity of Cyclones and Rainfall in connexion with the Sun- 

 spot Periodicity. By Charles Meldrum 460 



Fifth Report of the Committee appointed to investigate tlie Structure of 

 Carboniferous-Limestone Corals. Drawn up by James Thomson, 

 Secretary. The Committee consists of Professor Harkness, F.R.S., 

 James Thomson, F.G.S., Dr. Duncan, F.R.S., and Thomas Davidson, 

 F.R.S 479 



Report of the Committee, consisting of Colonel Lane Fox, Dr. Beddoe, 

 Mr. Franks, Mr. Francis Gaiton, Mr. E. W. Brabrook, Sir J. Lub- 

 bock, Bart., Sir Walter Elliot, Mr. Clements R. Markham, and Mr. 

 E. B. Tylor, appointed for the purpose of preparing and publishing 

 brief forms of Instructions for Travellers, Ethnologists, and other 

 Anthropological Observers. Drawn up by Colonel A. H. Lane Fox . 482 



Preliminary Note from the Committee, consisting of Professor Balfour, 

 Convener, Dr. Cleghorn, Mr, Robert Hutchison, Mr. Alexander 

 BucHAN, and Mr. John Sadler, on the Influence of Forests on the 

 Rainfall 488 



Report of Sub-Wealden Exploration Committee, appointed at the 

 Brighton Meeting, 1872, consisting of Henry Willett, R. A. Godwin- 

 AusiEN, F.R.S., W. TopLEY, F.G.S., T. Davidson, F.R.S.. J. Pbest- 

 wicH, F.R.S., W. Boyd Dawkins, F.R.S., and 'Henry Woodward, 

 F.R.S, Drawn up by Henry Willett and W. Topley 490 



