TY - BOOK AU - Fréchette,Howells ED - Canada. TI - Report on the non-metallic minerals used in the Canadian manufacturing industries, AV - TN26 .A4 1914a PY - 1914/// CY - Ottawa PB - Government printing bureau KW - Mines and mineral resources KW - Canada N1 - "No. 305."; Bibliography: p. 137-149 ER -