Tabor, R. W. Reproducibility of the k-are ages of rock sand minerals an empirical approach / R. W. Tabor, R. F. Mark and R. H. Wilson - [S.l. : s.n.], 1985 - iii, 5 p. ; 28 cm. Subjects--Topical Terms: Mineral industries--United States--StatisticsIndustrial statistics--United States Dewey Class. No.: 338.20973021