70 books • 7 series
Book #1: City Of Lies
Book #2: City of Secrets
Book #3: City of Scoundrels
Book #4: City of Schemes
Book #5: City of Shadows
Book #1: Murder on Astor Place
Book #2: Murder on St. Mark's Place
Book #3: Murder on Gramercy Park
Book #4: Murder on Washington Square