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On July 9th, 1918, Tris Adelphi, a Greek sailing vessel of 53 tons, was sunk by the Austrian submarine K.U.K. U-27 (Josef Holub) . There were no casualties.
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References
- Dounis Ch. Shipwrecks in the Greek Seas. 1900-1950 (vol. A). Athens: Finatec, 2000, p. 467
- Sailing vessel Tris Adelphi – Ships hit by U-boats – German and Austrian U-boats of World War One – Kaiserliche Marine – uboat.net [WWW Document], n.d. URL https://uboat.net/wwi/ships_hit/6123.html (accessed 2.7.21).
- WRECKSITE – TRIS ADELPHI 1918 [WWW Document], n.d. URL https://wrecksite.eu/wreck.aspx?168437 (accessed 2.7.21).
