An investigation of the coals of Canada with reference to their economic qualities

Wedi'i Gadw mewn:
Manylion Llyfryddiaeth
OCLC:933958
Prif Awdur: Porter, John Bonsall, 1861-
Awduron Corfforaethol: Canada. Mines Branch, McGill University
Awduron Eraill: Durley, Richard John, 1868-, Stansfield, Edgar, 1878-, Denis, Theophile Constant, 1872-, Brunton, Stopford Lauder, Sir, 1884-, De Hart, Joseph Bertram, 1890-, Billington, Edward Eric, 1889-, Cameron, Alan Emerson, 1890-
Iaith:English
Cyhoeddwyd: Ottawa, Government printing bureau, 1912-15.
Cyfres:Canada. Dept. of mines. Mines branch. [Report no. 83]
Pynciau:
Coal > Canada.
Fformat:

Monograph

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