Lombard, Illinois, May 1952

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oo a ea ne ae an ap ote RS OSaR ee BS ne i PROJECT 10073 RECORD CARD ; DATE - LOCATION ( 12, CONCLUSIONS 0 Was Balloon 21 May 1952 Lonbard maainots D Probobly Balloon | a. DATE-TImeGROUP 4. TYPE OF OBSERVATION GO Poesy Belleen Locel —% ———— | D Ground: Visual BD Ground-Rador s Brecher Ristvels _ GMT... ek esPe } O AirVisuol D Air-Intercopt Rador O Possibly Aircroft “S$.PHOTOS 6. SOURCE 0 Was Astronomicol O Yes O Probably Astronomical X No Civilian O Possibly Astronomical ‘ NhAOR CRiin ee...