TY  - BOOK
TI  - Window on America : : discovering her natural beauty 
SN  - 087044588X (regular edition)
PY  - 1987///
CY  - Washington
PB  - National Geographic Society, 
KW  - Natural history
KW  - Pictorial works
KW  - United States
N1  - Index p. 197-200
ER  -