by Robert Smith
Saratoga and North Creek Railway Dash 8-39B puzzle, based on an original photo by Robert Smith (photo copyright Robert Smith -- used with permission). Photographed at North Creek, New York, July 21, 2013.
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.