Vol. s4-45, Issue 265, 1918January 01, 1918 EDT
Early Silurian Rocks of the Northern Peninsula of Michigan
Early Silurian Rocks of the Northern Peninsula of Michigan
Thomas Edmund Savage, H. F. Crooks,
Savage, T. E., & Crooks, H. F. (1918). Early Silurian Rocks of the Northern Peninsula of Michigan. American Journal of Science, s4-45(265), 59–64. https://doi.org/10.2475/ajs.s4-45.265.59