Simons, Graham M.: - Graham M. Simons is a highly regarded Aviation historian with extensive contacts within the field. He is the author of Mosquito: The Original Multi-Role Combat Aircraft (2011), B-17 The Fifteen Ton Flying Fortress (2011), and Valkyrie: The North American XB-70 (also 2011), all published by Pen and Sword Books. He lives near Peterborough.