. . "2011" . . . . . . . . "1938" . "John Edward Ludgate Martin" . . . . . . "1973" . "Britannia Royal Naval College(1963\u201366)" . . . . . "1918" . "Sir John Edward Ludgate Martin" . . . . . "John E. L. Martin" . . . . . . . . . . . "British Forces Gulf (1967\u201368)" . . . . "Sir John Martin" . "John Martin" . "United Kingdom" . . "John Martin (Royal Navy officer)" . . . "John E.L. Martin" . . . "John Martin (Royal Navy officer)" . .