Mannert Abele (U.S. National Park Service)
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File:WW2 Norway Kriegsmarine German Navy submarine U-boat uniform Peaked visor cap Schirmmuetze eagle-and-swastika Hoheitszeichen Kokarde Blattkranz leather jacket knitted turtleneck sweater Lofoten Krigsminnemuseum Museum 2022 IMG 7801.jpg - Wikimedia ...
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Battle of the Atlantic: Archaeology of an Underwater WWII Battlefield: Mission Logs: September 4: NOAA Office of Ocean Exploration and Research
80-G-320315: Surrender of German U-boats, 1945
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File:WW2 Norway Kriegsmarine German navy Officer's white summer uniform jacket tunic Brustadler EK Submarine War Badge + 9. U-Flottille Laughing swordfish U-boat captain Lehmann-Willenbrock etc Lofoten Krigsminnemuseum Museum.jpg - Wikimedia Commons
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80-G-700489: Surrender of German U-Boats, 1945
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80-G-78405: German U-boat Engagements, WWII
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Battle of the Atlantic: Archaeology of an Underwater WWII Battlefield: Mission Logs: September 4: NOAA Office of Ocean Exploration and Research
History Informs the Future of American Sea Power at the U.S. Naval War College - NWCF
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