11. Forestry personnel share space with a National Guard maintenance unit from Lake Wales. 12. It then retired to 12 Maintenance Unit at Kirkbride for storage prior to disposal. 13. Leesburg was also a repair depot with several aircraft supply and ground maintenance units . 14. From the mid-1950s it was used by RAF 217 Maintenance Unit which closed in 2000. 15. "' Maintenance Unit "': This unit utilizes skilled prisoners to maintain the facility's physical plant. 16. No . 54 Maintenance Unit RAF which had arrived at Hucknall during 1956 was also vacated. 17. From 1950 to 1956, RAF Honington housed No . 94 Armament Maintenance Unit for bomb storage. 18. The squadron reformed on 1 July 1941 at RAF Habbaniya in Iraq as a maintenance unit . 19. All records of preventive and corrective maintenance should be filed and related to the maintenance unit . 20. Work progressed quickly, and on 17 June 1940, the 18 Maintenance Unit was opened at Dumfries.