aoi CONTENTS. 



Page 



6. On the Liquefaction of Oxygen and the Density of Liquid Hydrogen. By 

 Professor James Diiwak, M.A., F.R.S G79 



7. On the Physical Constants of Solutions. By Professor W. L. Goodwin, 



D.Sc, and Professor D. H. Makshali., M.A., F.li.S.K C79 



8. On the Production of Permanent Gas from Paraffin Oils. By Dr. Steven- 



son Macadam, F.H.S.E 680 



9. On tlie Dianiondiferinis Deposits of South Africa and the Ash of the 



Diamond. By Professor Sir II. E. UoscoE, Ph.D., LL.D., F.U.S G81 



10. On a Redetermination of tlie Atomic Weight of Cerium. By II. Robinson 681 



TUESDAY, SEPTEMBER 2. 



1. Chemical Changes in their relations to Micro-organisms. By Professor 



E. Frankland, D.C.L., M.D., F.R.S [ 681 



2. On Nitritication. By R. Wakington 682 



3. On the Assimilation of Atmospheric Nitrogen by Plants. By Professor 



W. O. AXWATEB .'. 685 



4. On some points in the Composition of Soils, with results illustrating the 



Sources of Fertility of Manitoba Prairie Soils. By Sir John B. Lawes, 

 Bart., F.R.S., and Dr. J. II. Gilbert, F.R.S 686 



5. On the Velocity of E.\plosious in Gases. ' By II. B. Dixon, M.A 688 



6. On the Colour of Chemical (Compounds. By Professor Thos. ('arnelley, 

 D.Sc 688 



7. Preliminary Notes on a Blue-colouring matter, found ' . certain wood, 

 undergoing decomposition in the forest. By Professor G. P. Girdwood, 

 M.D., and J.Bemrose,F.C.S 689 



Section C— GEOLOGY. 



THUUSDAYy AUGUST 28. 



Address by W. T. Blanford, LL.D., F.R.S., Sec.G.S., F.R.G.S., President of 



the Section 691 



1. Results of past experience in Gold Mining in Nova Scotia. By Edwin 

 Gilpin, Jun., A.M., F.G.S., F.R.S.C 711 



2. A Comparison of the Distinctive Features of Nova Scotian Coal-fields. 



By Edwin Gilpin, Jun., A.M., F.G.S., F.R.S.C 712 



3. On the Coals of Canada. By II. A. Budden 713 



4. On the Geology of Halifax Harbour, Nova Scotia. By the Rev. D. 



HONEYMAN, D.C.L., F.R.S.C ; 714 



5. Gleanings from Outcrops of Silurian Strata in Red River Valley, Manitoba. 



By J. lioYES Panton, M..i 715 



6. The Apatite Deposits of the Province of Quebec. By G. 0. Brown 716 



7. On the Occurrence of the Norwegian ' Apatitbringer ' in Canada, with a 



few notes on the microscopic characters of some Laurantian Amphiholites. 

 By Frank D. Adams, M.Ap.Sc 717 



8. On the Acadian Basin in American Geology. Bv L. W. Bailey, M.A., 

 F.R.S.C : 717 



9. Pennsylvania before and after the Elevation of the Appalachian Mountains. 



By Professor E. W. Claypole, B.A., B.Sc.Lond., F.(;.S 718 



10. On the Occurrence, Localities, and Output of the Economic Minerals of 

 Canada. By William Hamilton Merritt, F.G.S 719 



