If you are interested, CIA CREST has many NPO and MEDUSA documents on their site. Tdrssb (talk) 23:28, 21 October 2020 (UTC)
- https://www.cia.gov/library/readingroom/docs/CIA-RDP85B01152R000801090049-9.pdf
- https://www.cia.gov/library/readingroom/docs/CIA-RDP91B00776R000100170014-8.pdf
- https://www.cia.gov/library/readingroom/docs/CIA-RDP87M00539R000901160008-4.pdf
- https://www.cia.gov/library/readingroom/docs/CIA-RDP86M00886R001700100016-9.pdf
- https://www.cia.gov/library/readingroom/docs/CIA-RDP85B01152R000801090047-1.pdf
- https://www.cia.gov/library/readingroom/docs/CIA-RDP85B01152R000600820042-8.pdf