HARVAN - A almost certainly defunct classification compartment or dissemination marking (utilized by the White House while in the 1970s) Total set up cannot be uncovered on-line AFAIK, but even snapshots from it reveal acquainted codewords from this website page and from the TAO & GCHQ codeword internet pages in https://codeword56544.newbigblog.com/46787182/the-definitive-guide-to-codeword