TY  - ADVS
AU  - zalman usiskin
AU  - cathy hynes feldman
ED  - Copyright Collection (Library of Congress)
TI  - National Geographic Explorer
SN  - 0673457451
AV  - VAK 7234 (viewing copy) 
PY  - 1986///
KW  - Documentary
KW  - Television series
KW  - migfg
N1  - Copyright: National Geographic Explorer. Appl. au.: National Geographic Television. Prev. reg.: Audio & visual works preexisting. NM: all other cinematographic matrial. DCR 1986; PUB *1Jan87 (in notice: 1986); REG 05Apr99; PA1-012-108; No. 86A20; Sources used: copyright data sheet ; copyright data base ; Television Programming Source books series, (1999-2000)
ER  -