TY  - BOOK
AU  - Bates,Robert L.(Robert Latimer),1912-
AU  - Jackson,Julia Andreasen
TI  - Our modern stone age
SN  - 0865760276
PY  - 1982///
CY  - Los Altos, California
PB  - William Kaufmann
KW  - Nonmetallic minerals
N1  - Includes index
ER  -