TY  - BOOK
AU  - Poldervaart, Arie,
TI  - Crust of the earth: a symposium 
T2  - Geological Society of America. Special paper
U1  - 551 19
PY  - 1955///
CY  - New York
PB  - Geological Society of America
KW  - Earth (Planet)
KW  - Surface
KW  - Congresses
N1  - Papers prepared for the symposium held on October 14, 15 and 16, 1954, organized by the Dept. of Geology of Columbia University; Includes bibliographies and index
ER  -