LDYB-HP 212,547 bytes (freeware by David Smith, 1984) and FLODRAW2 (250K bytes, shareware, by George Freund) are available on this issue's The HP Palmtop Paper On DISK as well as on line at www.PalmtopPaper.com
Other copyrighted freeware mentioned in the article:
BLOGO (941 K bytes) UC Berkeley Logo along with UCBL-HP (278 Kbytes) a pre-installed version of BLOGO for the HP Palmtop, are available at www.PalmtopPaper.com
MSWLogo for 16 or 32 bit Windows, from Softronics, is available at www.softron ics.com