Few extras from the Polish Submarines project... (
viewtopic.php?f=12&t=10265 )
American S class
USA, S-25 (later ORP Jastrząb)
British U class (III group)
Great Britain, P44 United
Netherlands, Dolfijn
Soviet Union, V-2
Denmark, U1 Springeren (formerly ORP Dzik)
Unfortunately, details of the snorkel for this one (that I could find) are
very sketchy.
I also couldn't find satisfactorily good sources regarding appearance of Hellenic and Norwegian boats.
(Yesterday I logged-on to Shipbucket mainly to post these drawings. In the end, I commented on number of threads but forgot to do the most important...
)