'Think a Dot' computer game by P.M.L., Preston, Ontario

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'Think a Dot' computer game with 3 marbles, in original cardboard carton, with instruction leaflet, model no. 401, possibly by P.M.L., Preston, Ontario.


Computing & Data Processing
Object Number:
box: cardboard, game: plastic (unidentified), instructions: paper, marbles: glass
game: 130 mm x 150 mm x 30 mm, , .05kg
box: 40 mm x 225 mm x 180 mm, , .01kg
marble x 3: x x , 14 mm, .01kg
computer game
Science Systems

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