As Explore Your Archive week draws to an end, RCSI Heritage Collections decided to look at an explorer and surgeon who has for many decades lived very quietly in the archives. But today is his day to shine! Put your archive loving hands together for..... David Walker! David Walker (1837-1917) by Stephen Pearce (NPG 922) National Portrait Gallery, London David Walker was the surgeon and naturalist who accompanied Sir Francis Leopold McClintock to the Arctic on the yacht Fox in 1857, to try and locate the missing Franklin expedition. Sir John Franklin , his two ships Erebus and Terror and 129 crew had left London in the summer of 1845 to try and discover a navigable north-west passage and had not been heard of since. After numerous unsuccessful public search expeditions, Lady Franklin decided to finance a private search expedition to uncover some evidence of what had happened to her husband and his men. She contacted McClintock, who was in Dublin on a leav...