Source : Free On-Line Dictionary of Computing

Scheme84
     
        {Scheme} from {Indiana University}.  It requires {Franz Lisp}
        on a {VAX} under {VMS} or {BSD}.
     
        E-mail: Nancy Garrett .
     
        Send a tape with return postage to Scheme84 Distribution,
        Nancy Garrett, c/o Dan Friedman, Department of Computer
        Science, Indiana University, Bloomington, Indiana.  Telephone:
        +1 (812) 335 9770.