Area 51 providers (including Russian providers and the IKONOS) are commercially available. These show the runway markings, base facilities, aircraft, and vehicles. When documents that mention the Nevada Test Site (NTS) and operations at Groom are declassified, mentions of Area 51 and Groom Lake are routinely redacted. One exception is a 1967 memo from CIA director Richard Helms regarding the deployment of three OXCART aircraft from Groom to Kadena Air Base to perform reconnaissance over North Vietnam. Although most mentions of OXCART's home base are redacted in this document, as is a map showing the aircraft's route from there to Okinawa, the
Texas State Highway Spur 51 action was deferred, and later this plan of cancelling Spur 51 was gone. Texas State Highway Spur 51 Spur 51 is a state highway spur in Denton, Texas. It starts at State Highway 114 (SH 114), and ends on Elizabethtown Road. The road is not signed, but the designation has not been cancelled. The number originally belonged to Loop 51, designated on September 25, 1939, from U.S. Highway 77 (US 77) through Yoakum to US 77 (now Alternate US 77). The designation was changed to Business US 77-Q on June 21, 1990. The current route was designated on August 28,