ww1 ub55 history of career?

Answer 1

Despite your rather cryptic question, I think theses links are what you want: http://www.btinternet.com/~k.barltrop/fates_of_german_u-boats.htm http://www.battleships-cruisers.co.uk/u-boats.htm
Quote: UB-55 Wenninger, Kplt Ralph April 22 Dover Straits Mined 20 escaped but only the CO and six others survived to be picked up.
Unquote

Answer 2

U-Boat UB 55
Type UB III
Shipyard A.G. Weser, Bremen (Werk 267)
Ordered 20 May, 1916 Laid down 5 Sep, 1916
Launched 20 Apr, 1917 Commissioned 1 Jul, 1917
Commanders 1 Jul, 1917 - 22 Apr, 1918 Ralph Wenninger
Career 7 patrols
30 Aug, 1917 - 22 Apr, 1918 Flandern Flotilla
Successes 20 ships sunk for a total of 25.178 tons (warships excluded).
Fate 22 Apr, 1918 - Mined while outbound in Strait of Dover. Sank at 51.01N 01.20E. 23 dead and 6 survivors.
The wreck was located and identified by Royal Navy divers during the war.