Vol. 247, Issue 11, 1949November 01, 1949 EDT
Spheroidal Structures in Arizona Volcanics
Spheroidal Structures in Arizona Volcanics
John Henry Feth, John W. Anthony,
Feth, J. H., & Anthony, J. W. (1949). Spheroidal structures in Arizona volcanics. American Journal of Science, 247(11), 791–801. https://doi.org/10.2475/ajs.247.11.791