History of the earth;
Kummel, Bernhard,
History of the earth; an introduction to historical geology. - 2d ed. - San Francisco, W. H. Freeman [1970] - xix, 707 p. illus., maps.
includes appendix, index
0716702495
Historical geology.
QE 651 / .K86 1970
History of the earth; an introduction to historical geology. - 2d ed. - San Francisco, W. H. Freeman [1970] - xix, 707 p. illus., maps.
includes appendix, index
0716702495
Historical geology.
QE 651 / .K86 1970