TY  - BOOK
TI  - National Geographic index, 1947-1976
SN  - 870440934
AV  - IN PROCESS 
U1  - 575.21 NAT 1977 
PY  - 1983///
CY  - Washington, D.C. (17th & M Sts., N.W., Washington 20036)
PB  - National Geographic Society
ER  -