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Dia Block


Plastic bricks with studs to allow interlocking between rows. Windows have delightful horizontally sliding sashes, uniquely amongst building sets, and doors open. No special roofing bricks are made, you just use offset rectangular bricks, staircase-fashion.

category bricks that interlock
materials plastic
date 1960's-70's
made by Kawada Co. Ltd, Tokyo, Japan


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