30 March 1917
HMS Sapper, English Channel
12.30am: Observed three rounds fired from steamship.
Approached distressed vessel and found her to be collier Somme of 2nd group.
She had been attacked & was sinking & had lost all her boats.
Lowered boat & rescued master & 15 of crew, five missing.
Searched vicinity without success.http://www.naval-history.net/OWShips-WW1-31-HMS_Sapper.htm