XX INDEX. 



PAGE 



Freezing-point depressions of dilute solutions of electrolytes, Determina- 

 tion of. By T C. Hebb 422 



Freezing-point, Depression of, by mixtures of electrolytes. By J. Barnes. 139 

 Freezing-point depressions for electrolytes. By Prof. J. G. MacGregor . . 211 

 Fresh water sponge [ffeteromeyenia macoinii, n. sp. ] from Sable Island. 



By A. H. MacKay, LL. D 319 



Gaspereau Valley, Geological history of. By Prof. E. Haycock 361 



Geological investigation in Nova Scotia, Progress of. By R. \V. Ells, LL. D. 433 

 Geological nomenclature in Nova Scotia : the Devonian. By H. Fletcher, 



BA 235 



Geological nomenclature in Nova Scotia : New Glasgow conglomerate. By 



H. Fletcher 323 



Gilpin, Edwin, jr., LL. D. Further explorations in the Torbrook iron 



district. (Title only. ) Ixxix 



Minerals for the Paris exhibition 248 



New mineral discoveries in Nova Scotia 79 



Halifax, Worm trails in slates of. By H. S. Pool 453 



Harvey, Rer. Moses, LL D , death of Ixxxv 



Haycock, Prof. Ernest. Fossils, possibly Triassic, in glaciated fragments 



in the boulder-clay of King's County, N. S 376 



Geological History of Gasperuau Valley. Nova Scotia . 361 



Kings Co Branch of the N. S Institute of Science : outline of pur- 

 poses and aims cix 



Records of Post-Triassic changes in King's County, N. S 287 



Hebb, Thomas C., B. A Determination of freezing-point depression con- . 



stant for electrolytes 409 



Determination of freezing-point depressions of dilute solutions of 



electrolytes 422 



Variation of rigidity of vulcanized indiarubber with tension 273 



Ifeteromeyenia macouni, n sp. See Fresh water sponge from Sable Island. 



By A. H. MacKay, LL. D 319 



Hiibnerito. See Notes on a Cape Breton mineral containing Tungsten. 



By H. S. i'oole, F. R. S. C 245 



Humble-bee's nest, Unusual site for By H S. Poole, F. G. S xlix 



Hydrochloric acid, solutions of. See Barnes, J 129 



Ice, drift, as an eroding and transporting agent. By VV. H. Prest 333 



Ice, drift, as an eroding and transporting agent, supplementary note on. 



By W. H. Prest 455 



Ichthyoidichnitea acadieims, n. sp. By H. M. Ami, D. Sc 330 



Indiarubber, Variation of rigidity of vulcanized, with tension. By T. C. 



Hebb " 273 



Indiarubber, vulcanized, Notes on the variation with tension, of the elas- 

 tic propsrties of. By Prof J. G. MacGregor and W. A. Mac- 



donald xxviii 



Infusorial earths of the world, and the iceberg period. By Dr. A M. 



Edwards. (Title only. ) xix 



