Allan WilliamsAllan Williams is the curator of the National Collection of Aerial Photography (NCAP), which holds over 10 million aerial photographs from Medmenham that record many key moments of Second World War history. A leading authority on the history of aeria photography, Allan undertook much of the research for the landmark BBC documentary Operation Crossbow, in conjunction with the Medmenham Collection, which protects and encourages work on the Medmenham legacy. He lives in Edinburgh. Read More Read Less