Ernest Shackleton handwritten signed letterA rare handwritten letter by Antarctic Explorer Ernest Shackleton Written during the early days of the historic Discovery Expedition of 1901 1904 Sir Ernest Shackleton (1874 1922) was an Irish Antarctic explorer who led three expeditions to the Antarctic. He first visited the Antarctic as part of Captain Scott's famous Discovery Expedition of 1901 1904. His most famous expedition was the Imperial Trans Antarctic Expedition of 19141917, during which