Show iE 1 OF FLOATING 1 MINES K TRIED IN RUHR D May 14 14 U By Associated Press Press- Press Floating mines tames simIlar to those used by the Germans in the North sea during the war are ire being brought into play pay in efforts to hinder coal and coke transportatIon from the Ruhr it was WS an- an announced announced an announced today at French headquarters here At one of the largest inland ports in the world efforts made to destroy the gates of the ca ca- ca canal nal which if successful would have drained the ca- ca canal ca canal nal and the great Ruhr lock The mine exploded prema prema- prematurely prematurely and the damage was slIght J n |