skip to main content
English
Cyngor Gwynedd
Trigolion > Llyfrgelloedd ac archifau > Archifau a hanes teulu > Catalog ar-lein Rhagorol

Pori'r archifau

Yn ôl

XS/2171/1/540

HM Submarine Thetis beached at Traeth Bychan, Anglesey. This submarine was built at Cammell Lairds, Birkenhead and sailed on 1 June 1939 for trials. Made her first dive on 2 June 1939 but did not re-surface. Only five men escaped. All non-survivors are buried at Holyhead. Repaired and re-commissioned as HM Submarine Thunderbolt. In November 1940 she sank two German U Boats and five supply ships before being sunk off Sicily by Italian Corvette, 13 March 1943. Glass negative.


Iaith Tudalen

Yn unol ag arfer arferol archifdai yng Nghymru, cyflwynir manylion pob dogfen yn iaith y ddogfen honno. Lle mae'r manylion yn ymddangos yn Gymraeg, Cymraeg yw iaith y ddogfen; ac os yn Saesneg y dangosir y manylion, Saesneg yw iaith y ddogfen honno.