TY - BOOK AU - Black,Robert Foster TI - Palaeomagnetism of part of the Purcell system in southwestern Alberta and southeastern British Columbia AV - QE185 .A43 no. 84 PY - 1963///] CY - [Ottawa] PB - Dept. of Mines and Technical Surveys, Canada KW - Paleomagnetism KW - Precambrian KW - British Columbia KW - Alberta N1 - Running title: Palaeomagnetism of the Purcell system; Bibliograhy: p. 30-31 ER -