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Archive case record

Pueblo, Colorado, May 1956

Date of account
1956-05
Location
Pueblo, Colorado
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 10073 RECORD CARD 1.DATE 2.LOCATION 12. CONCLUSIONS 口 Was Balloon 1-2-3 May 56 Pueblo,Colorado 口 Probably Balloon 口 Possibiy Balloon 3.DATE·TIME GROUP 4.TYPE OF OBSERVATION JKGround-Vi sual Ground-Rador 口 Was Aircraft Local 口 Probobly Aircraft GMT0426,0445,0455 Z AirVisual D Air-lntercept Radar 口 Possibly Aircraft 5.PHOTOS 6.SOURCE 口 Was Astronomical Yes 口 Probably Astronomical Civilians 口 Possibly Astronomical 8.NUMBER OF OBJECTS 9.COURSE EOthor-Poss.lights 7.LENGTH OF OBSERVATION KXXnsufficient Data for Evaluation straight 口 Unknown 4 sec to l minute 1 and2 circling/rolling/unknown 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS One -two round objects, size of IR112 not received.Initial baseball to grapefruit. Color white report indicated that objects fluorescent objexts moving very fast. possibly the same and that a IR ll2 to follow. searchlight generated the report Cannottconcude o

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