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🔓Declassified

File:Studies of aerial cone penetrometer- Report 2- Field tests - USACE-p266001coll1-2435.pdf

Wikimedia Commons

Type

Declassified

Released

September 26, 1947

View Original Document

Connections

📅Events(1)

Mitchel Field: Col. Smith Memo on USAF-FBI UFO Cooperation

File:Studies of aerial cone penetrometer- Report 2- Field tests - USACE-p266001coll1-2435.pdf | UAP Timeline | UAP Timeline