Although the same puzzle was sold through CubicDissection, I'm selling one of the original IPP23 Chicago exchange copies.  RELEASED:11.5.2005PRODUCED:UnknownDESIGNER:Tom LenschCRAFTSMAN:Tom LenschMATERIAL:Walnut / AcrylicCOMMENTS:This unique puzzle was Tom's IPP exchange puzzle at IPP 23 in Chicago. The goal is to stack the punch cards into the frame and successfully close the top. It is an entertaining puzzle with a unique solution.SIZE:3.25" X 2.75 " X 1.7"The puzzle is located in the United...