Only a few weeks after the Czech crisis that brought Europe to the verge of war, Germany has released details for her gigantic "Siegfried Line", built on the French frontier in secret as an answer to the famed Maginot Line. The Germans claim the line is impregnable. Photo shows: the A view of Siegfried line. Stretching into the distance is the series of rows of the concrete tank barriers. It is claimed they would tear the tractors from the tanks attempting to cross them over. 26 October 1938