by David Hutt
Cape Breton & Central Nova Scotia Railway SD40-3 puzzle, based on an original photo by David Hutt (photo copyright David Hutt -- used with permission). Photographed at Truro, Nova Scotia, January 15, 2018.
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.