Category:Henry Ernest Dudeney/Modern Puzzles/140 - The Four-Colour Map Theorem
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Pages in category "Henry Ernest Dudeney/Modern Puzzles/140 - The Four-Colour Map Theorem"
The following 4 pages are in this category, out of 4 total.
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- Henry Ernest Dudeney/Modern Puzzles/140 - The Four-Colour Map Theorem
- Henry Ernest Dudeney/Modern Puzzles/140 - The Four-Colour Map Theorem/Historical Note
- Henry Ernest Dudeney/Modern Puzzles/140 - The Four-Colour Map Theorem/Refutation
- Henry Ernest Dudeney/Modern Puzzles/140 - The Four-Colour Map Theorem/Solution