Show j i 1 Giant Submarine I INears Nears End of Trial i I LONDON l. l Feb 25 Built 2 Built at a ac c ORt qt t of pounds sterling 1 giant submarine X 1 will shortly conclude her trials and start on a a. tour to Singapore Singa Singa- pore and back She Sho is declared to tot t t. t be the most powerful underwater underwater under under- wa water ter craft cratt ever built antI and has developed de- de of of thirty seven eloped a a. a speed spee knots on the surface Under water she has a displacement of tens |