Senior Intelligence Service
https://www.cia.gov/library/readingroom/docs/CIA-RDP82-00357R000900130054-4.pdf
SIS Structure
…some history…
https://www.cia.gov/library/readingroom/docs/CIA-RDP86B00885R000100030035-5.pdf
Senior Intelligence Service
https://www.cia.gov/library/readingroom/docs/CIA-RDP82-00357R000900130054-4.pdf
SIS Structure
…some history…
https://www.cia.gov/library/readingroom/docs/CIA-RDP86B00885R000100030035-5.pdf