logmkhlp.tar
        A different "makehelp" for Logo (below).
        Contributor: Brian Harvey <bh@media-lab.media.mit.edu>
logo.tar
        A LOGO interpreter.  Has been tested on PDP-11s under V7 and
        Vaxes under 4.xBSD.  Includes interfaces for many popular
        graphics terminals as well as the floor-turtle through a
        DW-11 Unibus device.
        Contributor: Brian Harvey <bh@media-lab.media.mit.edu>
musiclog.tar
        Dragon curves with music.
        Contributor: Gerald Edgar <edgar@shape.mps.ohio-state.edu>