Charles Drury

40 Westgate, Chestnut Hill, MA 02135

Products

Name Description Computers
Marbles, Mazes and Sink Holes Simple, logical, non-destructive family game simulating hand held mazes. 15 levels each with 4 variations give 60 full-size playing screens; from very easy to extremely difficult. All machine code. Automatic clock and time limit enforcement. 16K. Timex/Sinclair 1000
ZXVER Self-running utility program to ensure programs SAVE and LOAD correctly. Creates a 10 byte checksum when SAVEing and verifies the stored code upon LOAD. Timex/Sinclair 1000

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