1957.11 - 7230721 - Green Bay Observatory, Wisc

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PROJECT 10073 RECORD CARD 2. LOCATION 12. CONCLUSIONS Was Balloon oad 9 November 1557 Green Bay Observatory, Wisc. Probably Balloon Possibly Bolloon 3. DATE-TIME GROUP 4. TYPE OF OBSERVATION Wos Aircraft aoo sD caeienrencnteneireieenseeessinacnnansansanage x& Ground- Vi sual O Ground-Rodar Probably Airerof? Possibly Aircraft fo OTe ROE DRE BCT? 0 Air Vi sue) O Air-Intercep? Radar 3. PHOTOS Was Astronomical goa CO Yes Probably Astronomical Possibly Astronomical “CI No CiVi SE 7. LENGTH OF...