Whole-plate glass negative, Hugh Montague Trenchard, 1st Viscount Trenchard, 1919 Artist (Walter Stoneman), Credited: ©National Portrait Gallery, London
Air Power Review – spring 2013
Ecosistemas: 1913-1939 Aviación colonial, I
Whole-plate glass negative, Hugh Montague Trenchard, 1st Viscount Trenchard, 1919 Artist (Walter Stoneman), Credited: ©National Portrait Gallery, London
Air Power Review – spring 2013
Ecosistemas: 1913-1939 Aviación colonial, I
