A (Air) Various Papers including note by J W Gibson on the projected "Aircraft Position" at June 1919; telegrams between WSC and Lord Reading (British Ambassador, Washington) on supply of aircraft and engines from the United States; correspondence with Louis Loucheur, French Minister of Munitions on long-distance bombing plans; details of the U.S. aircraft and aero-engine production programme; correspondence with Lord Weir, Air Ministry on the development programme of the RAF, and on engine output.