00826cam a22002531 4500 gs 65000115 DLC 20260227111416.0 720302s1963 xx 000 0 eng gs 65000115 (OCoLC)254509 DLC OAkU DLC premarc QE185 .A43 no. 90 Sopher, S. R. Palaeomagnetic study of the Sudbury irruptive, by S.R. Sopher. [Ottawa] Dept. of Mines and Technical Surveys, Canada [1963] ix, 34 p. illus., maps (1 fold. col.) Geological Survey of Canada. Bulletin 90 Abstracts in English and French. Bibliography: p. 24-26. Paleomagnetism Ontario Sudbury Region. Geology Ontario Sudbury Region. 29983 29983