Etienne Henri "Hans" Larive escaped from a prisoner of war camp that is between the towns of Hartha and what?
Hans Larive:  He escaped from the prisoner of war camp Oflag IV-C at Colditz Castle in 1941, and spent the rest of the war in England serving aboard Motor Torpedo Boats. Colditz Castle:  The castle is between the towns of Hartha and Grimma on a hill spur over the river Zwickauer Mulde, a tributary of the River Elbe.
Grimma