TY  - BOOK
AU  - Jackson,Donald Dale
ED  - Time-Life Books.
TI  - Underground worlds
T2  - Planet earth
SN  - 0809443201 :
AV  - GV200.62 .J33 1982
U1  - 796.5/25 19
PY  - 1982///
CY  - Alexandria, Va.
PB  - Time-Life Books
KW  - Caves
KW  - Caving
KW  - History
KW  - 19th century
KW  - 20th century
KW  - sears
N1  - Includes index; Bibliography: p. 170-172; Wilson's Public Library; Wilson's Senior High School; 8.5; Follett Library Book Co; 8.5; Follett Library Resources; 7-10; Young Adult; Follett Library Resources
N2  - Text and pictures explore some of the world's great caves and cavern formations
ER  -