Published by Journal of Geology, vol. 29, no. 5, 1921, pp. 475-479., 1921
Seller: Eryops Books, Stephenville, TX, U.S.A.
Magazine / Periodical
ORIGINAL Reprint/Offprint of journal article; no covers; small creases at corners; approx. 1/2 inch tear on lower edge of pages; o/w good condition. Magazine/Periodical.