Dye, Peter John The Birth of British Airpower: Hugh Trenchard, World War I, and the Royal Air Force

Trenchard, Ernest H Sketches From Missionary Life in Spain

More, Louis Trenchard The Limitations of Science

Trenchard, John Cato's Letters; Volume IV

Trenchard, John 1662-1723 Some Considerations Upon the State of Our Publick Debts in General and of the Civil List in Particular

Dye, Peter The Birth of British Airpower: Hugh Trenchard, the First World War, and the RAF

Trenchard, John 1662-1723 An History of Standing Armies in England

Trenchard-Smith, Brian Medwin ADVENTURES IN THE B MOVIE TRADE