00410nam a22001451 4500 DLC 551 W.E.F 1961 A084 Or. Kummel, Bernhard, History of the earth; an introduction to historical geology. San Francisco, W. H. Freeman [1961] xii,610 p. illus. 26 cm Geology, Stratigraphic Paleontology EK 16150 16150 0 0 0 551_000000000000000_W_E_F_1961_A084_OR 0 69980 LBA LBA A084 2018-01-17 551 W.E.F 1961 A084 Or. A25554 2018-01-17 2018-01-17 EK