Roger Gunn is the author of Raymond Collishaw and the Black Flight, the first comprehensive biography of Canada's second-highest-scoring ace in the First World War. Roger lives in ...lihat lebih banyakRoger Gunn is the author of Raymond Collishaw and the Black Flight, the first comprehensive biography of Canada's second-highest-scoring ace in the First World War. Roger lives in Edmonton.lihat lebih sedikit