Project Blue Book Case File
[ILLEGIBLE], August 1948 - Incident Number: 171August 1948
Summary
I cannot write a responsible summary of this case. The OCR text is too garbled and fragmented to support reliable fact-checking, and the few legible passages contain contradictory or confusing information.
What I can establish: Incident 171 occurred in August 1948 near Moscow, USSR, and was observed by an American newspaper reporter. The observer described a long, narrow object at high altitude moving southwest to northeast, shining brightly. A Russian acquaintance thought it resembled a rigid airship (dirigible), but the reporter disagreed, attributing the appearance to high speed. Air Force investigators noted the object could have been an aircraft viewed under unusual lighting conditions, a balloon, or a dirigible, and noted that no astronomical explanation fit the sighting.
However, the file itself contains conflicting location information, corrupted dates, and unclear sourcing that makes it unsafe to extract details beyond these basic facts. The full case file of 10 pages as held by the National Archives is reproduced below.
Reported location
[ILLEGIBLE], August 1948 - Incident Number: 171
Date of incident
August 1948
State / country
? / XX
Page count
10 scanned pages
USAF evaluation
unknown
Microfilm
T1206, Roll 3