Vol. s4-30, Issue 180, 1910December 01, 1910 EDT
Symmetric Arrangement in the Elements of the Paleozoic Platform of North America
Symmetric Arrangement in the Elements of the Paleozoic Platform of North America
R. Ruedemann,
Ruedemann, R. (1910). Symmetric arrangement in the elements of the Paleozoic platform of North America. American Journal of Science, s4-30(180), 403–411. https://doi.org/10.2475/ajs.s4-30.180.403