Does anybody Know a website or other source of information on 'the Battle of the Isle of May,. It was in 1918 of the Firth of Forth, when H.M.S. Fearless a light cruiser ran down and sunk the British Submarine K17, and the three submarines K4, K6 and K7 collided with each other in the confusion. My Grandfather was a member of Fearless's crew. There is a bit on Wikipedia and a lot more on a Polish Website?.