PROJECT 10073 ~ECORD CARD 2. LOCATION 12. CONCLUSIONS 17 June 55 Altadena, Cal:if Was Balloon 3. DAT!TIMI CROUP 4. TYPE 0111 OBSERVATION Probohly Balloon Possl bly Balloon 7. LENGTH OJI OISI!RVATION 10. BRill' SUMMA~Y 01' SIGHTIHO a :Grouncl-Visual D AI~ VI suol 6. SOURCE , 8. NUMBER Ofl OBJECTS Round. Reddish. No sound. Rose vcrtieally then .faded. ATIC FORM 329 (REV 26 SltP 52) 0 GroundRodc~r 0 Air-Intercept Radar Fr N t o S I I. COMMENTS Was Ahcroh Probably Airctoft Posslbl y Aircraft Was Astronomi col Probobl y Astronomical Possibly Astronomical Insufficient Ooto for Evaluation Description of obj and motions indicat e a nossible ba lloon \NFOR\\'V\1\0M 1 June l~S 3. DATI!TIM! GROUP 2. LOCATION ... TYPE OF OBSERVATION ), Calit . 12. CONCLUSIONS 0 Wos Balloon Probably Balloon Possibly Balloon a GroundViau~l. C Ground-Radar 0 Was Aircraft Cl Probably Aircraft G~M~T =C~AI~V~I ai C~A_ir_l_nt_e_rc~p_t_R_a_da_r~ 0 Possi~y Aircraft S. PH.OTOS 0 Was Astronomical 0 Probably Astronomical 7. LENGTH OP OBSERVATION 8. NUMBER OF OBJECTS 9. COURSE? 0 Other _ T (10) Minutes l O. BRieF SUMMARY 011 SIGHTING One (1) round, objeot~ the sue of a . halt-dollar held at. arm's length was observed b7 eomce to tra-,el .tl"'m the north to the - s and then to go etnight up before ad1Dg. Object va seen tor ten (10) minutes A ISOP Form 5 . (15 Oct 5~) 11. COMMENTS 0 Insufficient Dota for Evaluation The fact that the source was located in a brilliantl7 .lit area the object could have been '!llnminated by refieetion of cit7 l'Sgbta .-, The time of sighting, ten minutes and the description ot the obj could al,J be together to t1 t the uJ.CS of a balloon. No tip.tion.authcrized.