TY - BOOK AU - Porter,J.B. AU - Durley,R.J. AU - Stansfield,Edgar AU - Denis,Théophile C. AU - Brunton,S.L. AU - De Hart,J.B. AU - Billington,E.E. AU - Cameron,Alan E. ED - Canada. ED - McGill University. TI - An investigation of the coals of Canada: with reference to their economic qualities T2 - Canada. Dept. of mines. Mines branch. [Report no. 83] AV - TP326.C2 P7 PY - 1912///-15 CY - Ottawa PB - Government printing bureau KW - Coal KW - Canada N1 - Vol. 7 is extra volume supplementing report no. 83; Bibliography: [v. 7] p. 184-188; v. 1. [Coal washing and coking tests]-v. 2. [Boiler and gas producer tests]-v. 3 Appendix I. Detailed results of the coal washing trials, by J.B. Porter.-v. 4. Appendix II. Detailed results of the boiler trials, by R.J. Durley.-v. 5 Appendix III. Detailed results of the gas producer trials, by R.J. Durley.-v. 6. Appendix IV. Manufacture and testing of coke, by E. Stansfield and J.B. Porter. Appendix V. Work of the Chemical laboratory, by E. Stansfield.-[v. 7] Weathering of coal, by J. B. Porter...assisted by S.L. Brunton...J.B. De Hart...E.E. Billington...A.E. Cameron...and E. Stansfield ER -