In a IPP special of his newsletter "PUZZLETOPIA" Nob published this L Puzzle12 pieces.This puzzle is a copy produduced by puzzle design Ton Delsing Front black. Back white. Put 12 pieces into a 7x7 square. Black side up.Rotation are permitted, turnover is forbidden.Inlaid letters. Material Acrylic.
Copy produced by puzzle design Ton Delsing. Old Puzzle. The following text is printed on the back of the box.With the 9 pieces a large square or other figuresis to be formed in such a way that the same colour shal not occur more then once in any row horizontal or vertical (in the square also diagonal) This must be done for each symbol..Material . Cardboard pieces
