Tournament Sudoku Twelve Logic Puzzles (Vol 1)
Chapter 49: Two Tournament (DiffLev 27-28) Turbomachine Puzzles (numbers 177-178)
- Step-by-step instructions for solving Puzzle 177, (98/144) Diff: 27/951.1111.AA11.1225.2A12.4324.9994
- Step-by-step instructions for solving Puzzle 178, (88/144) Diff: 28/8221.1D32.2332.CA11.1322.3467.6861