- British K Class Submarines
- M Class British Submarine
- S Class British Submarines
- T Class British Submarine
- U Class British Submarine
- German Type VII U Boat
- The HMS Swordfish 1916 Steam driven Submarine
- Ictineo II - World's First Steam Powered Submarine (1864)
- British Sub info
- Is it SNORT, SCHNORKEL or SNUIVER?
- The British R Class Submarine
- Info on Tench Class / GUPPY Subs
- Submarine plans
- British L Class Plans & Photos
- British H Class WWI built in Canada
- British J Class Submarine
- Revell 1:72 German VII U Boat Build
- German Type XXVII Seehund Reference
- Radio Frequencies Etc
- Facebook test