TY  - BOOK
AU  - Laporte,Léo F.
TI  - Encounter with the Earth
SN  - 0063847809
AV  - QE 28.L24 1975 .L24
PY  - 1975///]
CY  - San Francisco
PB  - Canfield Press
KW  - Earth sciences
N1  - Includes bibliographies
ER  -