Vol. 261, Issue 2, 1963February 01, 1963 EDT
The Age of the Nepean (Potsdam) Sandstone in Eastern Ontario
The Age of the Nepean (Potsdam) Sandstone in Eastern Ontario
J. L. Kirwan,
Kirwan, J. L. (1963). The age of the Nepean (Potsdam) sandstone in eastern Ontario. American Journal of Science, 261(2), 108–110. https://doi.org/10.2475/ajs.261.2.108