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Archive case record

Mesa, Arizona, April 1958

Date of account
1958-04
Location
Mesa, Arizona
Source
uap_archive
Record updated
2026-10-10

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Record summary

Project Blue Book case file indexed from National Archives metadata; page-level review pending.

Published source text

Read the available text below. Archive transcriptions may contain OCR errors; later context is labelled separately. A recorded claim is not a finding that it happened.

Source page 1

Source text · mention only

PROJECT 10073RECORD CARD L.DATE 2.LOCATION 12.CONCLUSIONS 口 Was Ballcon 8Apr 58 Mesa, Arizona 口 Probebly Balloon Possibiy Balloon 3.DATE-TIME GROUP 4.TYPEOFOBSERVATION 1945 OGround-Visual Ground-Radar 口 Was Aircraft Local- 口 ProbablyAircraft CMT_09/0245Z DXPossibly Airercft AirVisual Air-lntercepRadar 5.PHOTOS 6.SOURCE 口 Was Astronomical Yes 口 Probabiy Astronomical Civilian 口 Possibly Astronomical No 7.LENOTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Other. 口 InsufficientData forEvaluation 口 Unknown 10 secs one chmbing to SW 1O. SRIEF SUMMARY OF SIGHTING 11.COMMENTS Oblong, ciagar shaped obj (lights only Obj could possibly be an a/c. could be seen),size of grapefruit. Orange lights, rectangular shaped. ATICFORM329(R2V26SEP 52)

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