TY  - GEN
AU  - Fagan, Brian
TI  - Into the unknown : solving ancient mysteries
SN  - 079223653X
PY  - 1997///
CY  - [s.l.]
PB  - The National Geographic Society
KW  - ARCHAEOLOGY - Techniques
KW  - REMOTE SENSING
KW  - LANDSCAPES, ANCIENT
KW  - HISTORIC SITES
N1  - Index included
ER  -