The Six Key Mine puzzle was designed by the late Robert Rose.
This puzzle won 1st prize in the 2003 IPP Puzzle Design Competition.
Bits and Pieces renamed this Einstein.
Aluminum construction, Solved once and well stored.
It even has set screws for adjustment of pieces!
Great Display Piece!
Comes with Original Box and Instructions.
The box lip has a couple creases. see pic.
$8,95 Priority US Mail
Overseas TBD, but around $25 ish...
Please wait for Final Invoice before Paying.
Paypal is Fine, F&F preferred, and F&F or Zelle is appreciated.