00817cam a22002411 4500 gs 17000334 DLC 20260227111321.0 750505s1917 oncbf b 000 0 eng gs 17000334 (OCoLC)1312635 DLC NhD DLC premarc TN26 .A35 no. 14 TN806.C2 G6 Copy 2. Gray, Francis W. The coal-fields and coal industry of eastern Canada, a general survey and description, by Francis W. Gray. Ottawa, Government printing bureau, 1917. 4 p.l., 67 p. XXVI pl. (part fold.) map (in pocket) 25 cm. Canada. Dept. of mines. Mines branch. Bulletin no. 14 Bibliography: p. 55-60. Coal mines and mining Canada. 25776 25776