More ideas from tomek
''Step Forward!'' - Mansoura University (horizontal Stirling engine) - SOLIDWORKS,STEP / IGES - 3D CAD model - GrabCAD

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A multiple level chess board. Made of walnut, each block is at a different height to add a fun and artistic factor to the classic game of chess. With a proper workshop and a few pieces of walnut lumber, you can build your own chess board in less than