Challenging Sudoku Seven Logic Puzzles (Vol 1) 
 Chapter 10: Twelve Challenging (DiffLev 14) Sudoku-7B-X Puzzles (numbers 97-108) 
 
-  Step-by-step instructions for solving  Puzzle 97, (37/49)   Diff: 14/34.2111.2124.4471
 -  Step-by-step instructions for solving  Puzzle 98, (37/49)   Diff: 14/21.11A1.2334.5634
 -  Step-by-step instructions for solving  Puzzle 99, (39/49)   Diff: 14/45.1211.2244.3532
 -  Step-by-step instructions for solving  Puzzle 100, (39/49)   Diff: 14/32.2211.A222.4782
 -  Step-by-step instructions for solving  Puzzle 101, (39/49)   Diff: 14/2B.331A.2454.1524
 -  Step-by-step instructions for solving  Puzzle 102, (39/49)   Diff: 14/24.2221.1132.2854
 -  Step-by-step instructions for solving  Puzzle 103, (39/49)   Diff: 14/12.21B1.1214.6682
 -  Step-by-step instructions for solving  Puzzle 104, (40/49)   Diff: 14/A2.22A1.2222.5693
 -  Step-by-step instructions for solving  Puzzle 105, (40/49)   Diff: 14/33.1211.2242.4663
 -  Step-by-step instructions for solving  Puzzle 106, (40/49)   Diff: 14/23.3232.1123.3582
 -  Step-by-step instructions for solving  Puzzle 107, (40/49)   Diff: 14/23.2A12.1A13.2885
 -  Step-by-step instructions for solving  Puzzle 108, (40/49)   Diff: 14/11.3312.2213.4782