Mitrokhin collaborated with British historian Christopher Andrew to compile his notes into two definitive books. These are widely available on digital libraries (like the Internet Archive) and e-book platforms in PDF/EPUB formats:
, a high-ranking KGB archivist who spent 30 years secretly copying top-secret files before defecting to the United Kingdom in 1992. mitrokhin archive pdf
Which (USA, UK, Middle East, etc.) are you researching? Cambridge. In July 2014
For those seeking the original manuscript notes, the most authoritative source is the at Churchill College, Cambridge. In July 2014, the Centre released Mitrokhin's edited, typed, Russian-language notes for public research. The collection comprises the redacted and edited typescript copies of the original notes—the raw data from which the books were written. the Centre released Mitrokhin's edited