Vol. s5-27, Issue 158, 1934February 01, 1934 EDT
Correlation Studies of the Central and South-Central Pennsylvania Bentonite Occurrences
Correlation Studies of the Central and South-Central Pennsylvania Bentonite Occurrences
Robert Russell Rosenkrans,
Rosenkrans, R. R. (1934). Correlation Studies of the Central and South-Central Pennsylvania Bentonite Occurrences. American Journal of Science, s5-27(158), 113–134. https://doi.org/10.2475/ajs.s5-27.158.113