Japanese Interlocking Ladder PuzzleInspired by a 19th century Japanese design. Highly ornate and extremely challenging interlocking device. Symmetrical, multifaceted structure of 51 non identical interlocking bars. Precisely cut pieces interlock to form a solid three dimensional object. Solution begins by turning a single key piece, then following exact removal steps. Disassembly requires a specific sequence, and reassembly is equally demanding. Intended for experienced puzzlers
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