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Designations YF-117 and YF-118 were black projects, with the F-117 designation later becoming the official Tri-Service designation of the production variant of the former. These designations chronologically continued the pre-1962 "F" series. YF-24 – mentioned in a USAF test pilot's official biography, possibly classified
The Tri-Service system was first enacted on 6 July 1962 by the DoD Directive 4505.6 "Designating, Redesignating, and Naming Military Aircraft" and was implemented via Air Force Regulation (AFR) 66-11, Army Regulation (AR) 700-26, Bureau of Weapons Instruction (BUWEPSINST) 13100.7 on 18 September 1962. [2] Anecdotally, the Tri-Service system was ...
Multiple designation systems have been used to specify United States military aircraft. The first system was introduced in 1911 by the United States Navy, but was discontinued six years later; [1] the first system similar to that used today was designed in 1919 when the US Army 's Aeronautical Division became the United States Army Air Service.
List of U.S. DoD aircraft designations. This is a table of 1962 United States Tri-Service aircraft designation system with selected letter sequences and number. Two previous USAF/AAF/AAC number series are included due to their impact and partial incorporation into the tri-service system (A, B, C, F and O reset to one, but # carryover existed).
U. British military aircraft designation systems. List of Air Ministry specifications. United Kingdom military aircraft registration number. 1919 United States Army Air Service aircraft designation system. 1924 United States Army Air Service aircraft designation system. 1956 United States Army aircraft designation system.
Harper Quadrangle at the University of Chicago, a U.S. research university. This is a list of universities in the United States classified as research universities in the Carnegie Classification of Institutions of Higher Education. Research institutions are a subset of doctoral degree -granting institutions and conduct research.
[citation needed] The Navy also purchased two training vessels, USS Wolverine and USS Sable, which were given the unclassified miscellaneous (IX) hull designation. [4] The Midway class and the Saipan class were built later in World War II, but entered service too late to serve in the war.
Vanderbilt University (informally Vandy or VU) is a private research university in Nashville, Tennessee.Founded in 1873, it was named in honor of shipping and railroad magnate Cornelius Vanderbilt, who provided the school its initial $1 million endowment in the hopes that his gift and the greater work of the university would help to heal the sectional wounds inflicted by the American Civil War.