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Y SUBMARINE (1915)

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BORTH (1917)

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U28 AGAIN (1915)

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THE TABLES TURNED (1915)

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Torpedoed! (1917)

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U-BOAT POSITION (1917)

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Adroddiad Swyddogol ar golli’r NEPTUNE ar 26...

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Cofnodion rhyfel y Comodor (S), Clawr X (1918)

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An Interesting Rescue at Llangranog (1918)

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UB 20 yn Noc y Brenin, Abertawe

Casgliad: 5 eitem

Sgwneri yn y Rhyfel

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THE TORPEDOING OF THE "FALABA"

Casgliad: 40 eitem

Stori'r FALABA

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The Cambank Sunk in the Irish Sea as She Stops...

Casgliad: 2 eitem

Stori'r SAINT JACQUES

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Llythr oddi wrth Carl Wodrig, Kiel, ar gyfer...

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Coflith a ffotograff Franz Wodrig yn ei wisg...

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Coflith a ffotograff Rudolf von Speth...

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Coflith a ffotograff Karl Heinrich Richard Kloss

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Franz Wodrig: "Kapitänleutnant Schneiders Tod"

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Ffotograff Franz Wodrig yn ei wisg filwrol

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Y MORWR A ARBEDWYD

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BANGOR VESSEL SUNK BY GERMAN SUBMARINE

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"IRISH SEA RAID", "THE RAID OF THE U21"

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YN Y "LINDA BLANCHE"

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SUDDO AGERLONG GYMREIG GAN FAD TANFORAWL

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Suddo'r LINDA BLANCHE, 1915

Casgliad: 10 eitem

Stori'r ORONSA

Casgliad: 6 eitem

Stori'r DERBENT

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Ffotograff o'r llong danfor K22 yr oedd William...