National City, California, May 1952

Document Text (OCR)

. _PROJECT 10073 RECORD CARD DATE : ( 2. LOCATION : ( 12. CONCLUSIONS ‘13 Mey 52 ‘tational City, Colifornia O Was Bolloon A. iy eee aay | , O Probably Balloon 3. DATE-TIME GROUP 4. TYPE OF OBSERVATION ———|0 Pessibly Bolloon Loco! yy, 2055 & Ground: Visual O Ground-Rodor O Wos Aircraft: Oo Probobl y Aircraft cat.) OF nn sew er ree ee = ee =< en Vi suol O Air- a a ee | ne O Air-Intercept Radar ee ee |9 Possibly Aircraft 5. PHOTOS ay 6. SOURCE O Wes Astronomical es 0 Probobly Astronomical i Ne...