Conning Tower from wrecked Nazi U-boat, U-166. Related. ... I took the schematic of a type IX U-boat and made an overlay of it and printed it out on transparency at the same scale as the sonar ...

A new conning tower - a type of raised platform - has been erected at a World War II U-boat attraction in Wirral. The replica has been added to the raised German submarine at Woodside Ferry ...