[Referenced in Chapter 8 of The Doomsday Machine]
Daniel Ellsberg’s Draft of the BNSP, May 9, 1961 (unredacted, from Ellsberg’s files)
Daniel Ellsberg’s Draft of the BNSP, May 9, 1961 (redacted; declassified by the Joint Chiefs of Staff, 5/9/83)
Parts of the same draft, obtained by the National Security Archive via FOIA, 1999