| 1907 | C 13 (I 43) | Launched |
| 1909 | C 19 (I 49) | Completed |
| 1911 | E 1 (I 81) | Launched |
| 1916 | E 40 | Launched |
| 1922 | P 556 | Launched |
| 1938 | Triton (N 15) | Completed |
| 1939 | Seahorse (S 98) | HMS Seahorse departed Rosyth for Blyth. |
| 1941 | Upholder (N 99) | HMS Upholder torpedoed and sank the Italian destroyer Libeccio east of Siracusa, Sicily. |
| 1941 | Olympus (N 35) | HMS Olympus attacks the Italian merchant Mauro Croce with torpedoes and gunfire in the Gulf of Genoa. The target escaped without damage. |
| 1942 | Saracen (P 247) | HMS Saracen torpedoes and sinks the Italian submarine Granito near Capo San Vito, Sicily, Italy. |
| 1942 | Vampire (P 72) | Laid Down |
| 1971 | Conqueror (S 48) | Completed |
| Class: | 1935 - 1970: Improved S Class |
| Built By: | Scotts (Clyde) |
| Build Group: | S3 |
| Fate: | |
| Scrapped 15th July 1963. | |
The hour-by-hour account of the bravery, bungling, helplessness and heroism of men trapped by the sea.
On June 1, 1939, the Submarine Thetis sailed out of Liverpool Bay with 103 men on board for diving trials, but on the very first dive it failed to surface, the escape hatch jammed, and help was too slow in coming.
12 pages added or updated in the last 2 month
Please help to maintain this site by reporting any Errors, Broken Links, Information or Site Issues on this page using this button
If you find this site useful, please consider supporting my work with a small Donation.
Please Note: Donations made using this option go directly to the site owner and not to the Submariners Association.
Thankyou for your support.
| Class: | 1935 - 1970: Improved S Class |
| Built By: | Scotts (Clyde) |
| Build Group: | S3 |
| Fate: | |
| Scrapped 15th July 1963. | |
The hour-by-hour account of the bravery, bungling, helplessness and heroism of men trapped by the sea.
On June 1, 1939, the Submarine Thetis sailed out of Liverpool Bay with 103 men on board for diving trials, but on the very first dive it failed to surface, the escape hatch jammed, and help was too slow in coming.
12 pages added or updated in the last 2 month
Please help to maintain this site by reporting any Errors, Broken Links, Information or Site Issues on this page using this button
If you find this site useful, please consider supporting my work with a small Donation.
Please Note: Donations made using this option go directly to the site owner and not to the Submariners Association.
Thankyou for your support.