An investigation of the coals of Canada : with reference to their economic qualities : as conducted at McGill University, Montreal, under the authority of the dominion government
Vol. 7 is extra volume supplementing report no. 83. ; Includes bibliographical references. ; 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 . [et al.]. ; Mode of access: Internet.