: The narrative centers on the 1939 infiltration of the German submarine U-47 , commanded by Günther Prien, which led to the sinking of the HMS Royal Oak . About the Author: Luis Mollá Ayuso
: Scapa Flow , the primary British naval base during both World Wars, located in the Orkney Islands. El Relojero De La Guerra Luis Molla epub
: The spy, posing as a local watchmaker, spent decades gathering intel to facilitate a German submarine strike. : The narrative centers on the 1939 infiltration