Vol. 255, Issue 3, 1957March 01, 1957 EDT
William Henry Twenhofel, 1875-1957
William Henry Twenhofel, 1875-1957
American Journal of Science,
American Journal of Science. (1957). William Henry Twenhofel, 1875-1957. American Journal of Science, 255(3), 235. https://doi.org/10.2475/ajs.255.3.235