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12. conclusions
Concord. Massachusetts 0 Was Balloon
oncord, Massac: go bi 5 Es | O Probably Balleen i
+ TYPE OF OBSERVATION Ts RT ERY SS
LR Was Aircraft
A Ground-Vi wet Probably Aircraft
Ee a Air Viol
Possibly Aircraft |
Was Astronomical
Probably Astronomical
Peo ssibly Astronomical
Other __ apis
Unk nown |
|
sphere in relation to star, RS a The
oral nge, first seen dn the SE W. last se
Rose’ sa ieved 4 fo wt