51 books • 7 series
Book #9: The Sudoku Puzzle Murders
Book #10: Dead Man's Puzzle
Book #11: The Puzzle Lady vs. the Sudoku Lady
Book #12: The KenKen Killings
Book #13: $10,000 in Small, Unmarked Puzzles
Book #1: A Clue for the Puzzle Lady
Book #2: Last Puzzle & Testament
Book #3: Puzzled to Death
Book #4: A Puzzle in a Pear Tree
Book #6: And a Puzzle to Die on
Caper
Book #18: Stakeout
Book #20: A Fool for a Client
Book #1: Smooth Operator
Book #2: The Money Shot
Book #3: Skin Game
Book #4: Bombshell
Book #5: Jackpot