Polaris Format:Hardback Supplements with updates are available

Supplements with updates are available to download from www

The life and career of Sir John Franklin

Revised depths are shown

Preparation: types of suitable boat

he has cruised the Baltic before returning to Argentina and Chile

Polaris Format:Hardback Supplements with updates are availableThe atom bombs dropped on Japan at the end of the Second World War opened the door to the nuclear age. Seeing the potential for developing nuclear energy for the US Navy, Captain Hyman Rickover initiated a research programme that culminated in the launch of USS Nautilus, the world's first nuclear powered submarine. Meanwhile, ballistic missile technology was developing fast but was still reliant on complex liquid fuels. The US Navy partnered with the