['Restricted' printed pamphlet.] Air Power. Three Papers by Marshal of the Royal Air Force The Viscount Trenchard, G.C.B., G.C.V.O., D.S.O., D.C.L., LL.D.

43pp., 12mo. In grey printed wraps. In fair condition, on lightly aged and worn paper. The three papers are titled: 'The Effect of the Rise of Air Power On War (October 1943)', 'The Principles of Air Power in War (May 1945)' and 'Air Power and National Security (August 1946)'. Scarce. No copy at the British Library, and the only copy on COPAC at Cambridge University, with a further two copies on OCLC WorldCat.