PROJECT 10073 RECCRD f ,ARD CONCLUSIONS Was Balloon Tanganyika, Probably Balloon Possibly Balloon TYPE OF OBSERVAT ION OATETIME CROUP XII Ground Vi s u ol Ground-Radar Was Aircraft P robobl y Ai i'~rolt 0 A;,. Visu a l Air lntercept Rada r Po ssi bl y Ai rc roft Was Astronomical obi y A s t ronomi c ol P ossibly Astronomical LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS Cl)"() the r Insufficient Data for Evaluatio n 10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS accompanying probability accompanied h)l an. ~a/c._ motionless genera tee r eentering ATIC P'O RM ll? (RY.V lft SY.P 5'1) , PAll 4VlON AIR LETTER o '.A.IliOCllA.\UUI