Vol. s5-35, Issue 208, 1938April 01, 1938 EDT
Physiographic Relations of the Lewis Overthrust in Northern Montana
Physiographic Relations of the Lewis Overthrust in Northern Montana
Marland Pratt Billings,
Billings, M. P. (1938). Physiographic relations of the Lewis overthrust in northern Montana. American Journal of Science, s5-35(208), 260–272. https://doi.org/10.2475/ajs.s5-35.208.260