TY  - BOOK
AU  - Ordway,Richard J.
TI  - Earth science
T2  - University series in geology
U1  - 550 23
PY  - 1966///
CY  - Princeton, N.J.
PB  - Van Nostrand
KW  - Earth sciences
KW  - Astronomy
N1  - Bibliography: p. 691-694
ER  -