Vol. s5-30, Issue 178, 1935October 01, 1935 EDT
The Ordovician in Maine
The Ordovician in Maine
Rudolf Ruedemann, Edward Staples Cousens Smith,
Ruedemann, R., & Smith, E. S. C. (1935). The Ordovician in Maine. American Journal of Science, s5-30(178), 353–355. https://doi.org/10.2475/ajs.s5-30.178.353