Re:The Interlisp Programming Environment (1981) [pdf]
by lispm on Sunday June 30, 2013 @03:15PM
(#5966809)
Much of that is actually a decade or more older. It was then called BBN Lisp. The BBN team then went to Xerox PARC. There they also moved this Lisp onto the new personal workstations.
http://www.softwarepreservation.org/projects/LISP/bbnlisp
This gives the impression what they had in 1971:
http://www.softwarepreservation.org/projects/LISP/bbnlisp/Te...