Rock Island GP7

by Craig McGregor

Rock Island GP7 puzzle, based on an original photo by Craig McGregor (photo copyright Craig McGregor -- used with permission). Photographed at Eldon, Iowa, September 14, 2019.

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The "Easy" version of the puzzle has about 100 pieces, "Medium" has about 200 pieces, "Hard" is about 300 pieces. For the Online puzzles, see the Online Puzzle Tips.