HARVAN - A most likely defunct classification compartment or dissemination marking (utilized by the White Property during the 1970s) Full installation cannot be found on the internet AFAIK, but even snapshots from it expose common codewords from this webpage and from the TAO & GCHQ codeword pages along with myriad https://mariozsdny.blogprodesign.com/61331212/an-unbiased-view-of-codeword