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The Jerry Slocum Mechanical Puzzle Collection at Indiana University | Indiana State Library
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Slocum Mechanical Puzzle Collection – Bloomington, Indiana - Atlas Obscura
How One Collector Amassed Over 35,000 Puzzles – Art of Play
The Cube: The Ultimate Guide to the World's Best-Selling Puzzle by Jerry Slocum | eBay
Image Collections Online - The Jerry Slocum Mechanical Puzzle Collection
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TwistyPuzzles.com > Museum > The Cube - The Ultimate Guide to the World's Best-Selling Puzzle
The Jerry Slocum Mechanical Puzzle Collection at Indiana University | Indiana State Library
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Image Collections Online - The Jerry Slocum Mechanical Puzzle Collection
