Headquarters, Air Engineering Development Division, was at WPAFB from 1 January 1950 to 14 November 1950, followed by the Air Research and Development Command from 16 November 1950 to 24 June 1951 (began move to Baltimore on 11 May 1951). By 1952 the WPAFB headquarters of the Wright Air Development Center (WADC) included a Plans and Operations Department (WOO) and Divisions for Aeronautics (WCN), Flight Test (WCT), Research (WCR), Weapons Components (WCE), Weapons Systems (WCS). On 15 February, WADC medical examinations "for the final selection of the Mercury astronauts were started" at the Aerospace Medical Laboratory (Wright-Patt test pilots Neil Armstrong and Ed White became NASA astronauts.)