Submarine Squadron 4 Patch, Submarine Patches, Navy Patches
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USS Rasher Submarine.
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File:Anti-Submarine Squadron 28 (US Navy) insignia c1973.png - Simple English Wikipedia, the free encyclopedia
Submarine Squadron 4 has - Naval Submarine Base New London
Royal Navy Submarine Service - Wikiwand
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Summer 2023 Event/E-4 - Kancolle Wiki