OCR recovered text quality varies — view PDF for accurate reading.ar ey EE — == — — = = I"
i Pw) B - — - - a A Bry ve Sp - -
F
Br -
|
|
|
|0 Wos Balloon |
0 Probably Balloon |
10 Possibly Belloon |
Wos Aircraft
Probably Aircroft
Possibly Aircraft |
DO Ground-Rodor
QO Air-intercept Radar
ooo
Was Astronomical |
Probably Astronomical
Possibly Astronomical
18. NUMBER OF OBJECTS | [* COURSE £0
Sa —
ON |