Griddler Puzzles and Nonogram Puzzles -Picture Logic Puzzleshttps://www.puzzlemuseum.com/griddler/gridhist.htm
else. GRIDDLERS AND COMPUTERS . From the beginning enthusiasts, teachers, and students of programming have found that writing programs to solve these puzzles is a fascinating exer
AboutMehttp://www.hufsoft.net/hank/aboutme.html
of mainframe computers at that time. I spent my early years with them learning how to maintain a large B6700 at the Philadelphia Electric Company in downtown Philadelphia. This wa
Biography of Hank Hufnagel
DOS the Easy Way Guide to MS-DOShttps://easydos.com/
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DOS the Easy Way Guide to MS-DOS (Microsoft's DOS - DOS=disk operating system)
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