TY - ABST T1 - WANLESS, R.K., STEVENS, R.D., LACHANCE, G.R. and DELABIO, R.N. 1972. Age determinations and geological studies: K-Ar isotopic ages, Report 10. Paper, Geological Survey of Canada, 71-2: 1-96. Y1 - 1972 N1 - WANLESS, R.K., STEVENS, R.D., LACHANCE, G.R. and DELABIO, R.N. 1972. Age determinations and geological studies: K-Ar isotopic ages, Report 10. Paper, Geological Survey of Canada, 71-2: 1-96. ER -