LT P R BOAK RN By the Editor – The author concludes his account of harrowing Second World War Baltic operations, highlighting the fascinating contribution of HMS Echo to maritime archaeology survey of several infamous wreck sites. A 30 minute read. Introduction Towards the close of 1941, the German advance following the launch of Operation BARBAROSSA on 22 June 1941 had pushed back the Soviet forces in the Baltic to the eastern confines of the Gulf of Finland. The Red Army had retreated in the face of the onslaught, including the costly maritime evacuations of Tallinn (28 August 1941) and Hank…