LetterBox IPP42 Exchange Puzzle

Edward Hordern IPP Puzzle Exchange – Tokyo, September 2025.  
Designed by Frank Potts. Made by Mr Puzzle Exchanged by Brian Young.
105 made. Original Price: AU$50.00  Only a few left for sale. Listed on Puzzle Paradise as Buy It Now.
 
In 2025 there was one of these puzzles resold at auction. See the PuzzBuzz database for details: https://puzz.buzz/puzzles/9131

 

Goal: Remove the 3 stamped envelopes from the LetterBox and put them back in again. You’ve got plenty of time; it’s snail mail.

The puzzle is three interlocked burr pieces inside a clear box set on a base.  A very difficult caged burr.

The puzzle is laser cut from 3mm clear acrylic and 5mm white and blue acrylic pieces.

Size: Base: 65mm x 65mm x 10mm Clear box: 48mm x 48mm x 48mm.
Packaged in a kraft cardboard box.

 

 

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