22 books • 4 series
Book #1: Murder at the Breakers
Book #2: Murder at Marble House
Book #3: Murder at Beechwood
Book #4: Murder At Rough Point
Book #5: Murder at Chateau sur Mer
Book #6: A Sinister Service
Book #3: A Devious Death
Book #4: A Murderous Marriage
Book #5: A Silent Stabbing
Book #7: A Deadly Endowment