Oliver Quincy

• Killer Sudoku - 200 Easy to Normal Puzzles 9x9
• Numbricks Puzzles Book - 200 Master Puzzles 9x9
• Straights Puzzles Book - 200 Easy to Master Puzzles 9x9
• Straights Puzzles Book - 200 Normal Puzzles 9x9
• Suguru - 200 Master Puzzles 9x9
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 1)
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 10)
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 2)
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 3)
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 5)
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 6)
• Calcudoku Puzzles Book - 200 Easy Puzzles 9x9 (Volume 7)