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The Submerged Object With An Organic Signature

Key related concepts

The Submerged Hangar Acoustic Signature
The Subsurface Contact With No Propeller Noise

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Archive file

Archive Code: 0084
Category: Sonar Anomalies
Section: Declassified

Related

The Submerged Hangar Acoustic Signature
The Subsurface Contact With No Propeller Noise

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