Spencer, Edgar Winston.
The dynamics of the earth : an introduction to physical geology / by Edgar Winston Spencer; with drawings by Elizabeth Humphris Spencer. - New York : Thomas Y. Crowell, 1972. - xiii, 649 p. : ill. ; 23 cm.
Includes index.
069024844X
74179776
Physical geology.
QE28.2 / .S64 1972
550 / SPD
The dynamics of the earth : an introduction to physical geology / by Edgar Winston Spencer; with drawings by Elizabeth Humphris Spencer. - New York : Thomas Y. Crowell, 1972. - xiii, 649 p. : ill. ; 23 cm.
Includes index.
069024844X
74179776
Physical geology.
QE28.2 / .S64 1972
550 / SPD