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UPOB INDEX CARD
1. DATE 2. LOCATION •
12. CONCLU SIONS
./} 19&1
'
-o
r-------1 0
Was Balloon
Probably Balloon
Possibly Balloon
3. DATE•TIME GROUP 4. TYPE OF OBSER
Locar _____________________ 0 Was Airc:rah
~ Ground· Visual 0 Ground-Radar