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
U.S. Route 51 in Louisiana intersects LA 38, the main east–west thoroughfare, at Avenue G. The highway curves to the northeast on the way out of town and continues for another to the state line. During this stretch is the final junction with a state route, LA 1054, in an area known as Greenlaw. Immediately across the state line, US 51 continues into the Pike County, Mississippi town of Osyka en route to McComb. The portions of US 51 not concurrent with I-55 are generally classified as an urban or rural major collector by the Louisiana Department of Transportation and Development (La DOTD). However, the