A NINETEENTH CENTURY PHOTOGRAPHIC PANORAMA OF ROYAL NAVAL SEMAPHORE STATION AT MOUNT WISE, DEVONPORT, PLYMOUTH - plus some close up views of "C Class" submarine boats at Torquay

A NINETEENTH CENTURY PHOTOGRAPHIC PANORAMA OF ROYAL NAVAL SEMAPHORE STATION AT MOUNT WISE, DEVONPORT, PLYMOUTH - plus some close up views of "C Class" submarine boats at Torquay	A NINETEENTH CENTURY PHOTOGRAPHIC PANORAMA OF ROYAL NAVAL SEMAPHORE STATION AT MOUNT WISE, DEVONPORT, PLYMOUTH - plus some close up views of "C Class" submarine boats at Torquay	A NINETEENTH CENTURY PHOTOGRAPHIC PANORAMA OF ROYAL NAVAL SEMAPHORE STATION AT MOUNT WISE, DEVONPORT, PLYMOUTH - plus some close up views of "C Class" submarine boats at Torquay