by Joe Hance
CSX Transportation (CSXT) SD40-2 puzzle, based on an original photo by Joe Hance (photo copyright Joe Hance -- used with permission). Photographed at Lacona, New York, September 23, 2008.
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.