Riddle at 24,000

1 Confessions from a Lady of the Night 2 Murder by One 3 In the Forests of the Night 4 Fragile Is the House of Cards 5 The Armageddon Gang 6 House of Terror 7 The Helping Hand 8 Downhill All the Way 9 Mind for Murder 10 The Hidden Man 11 The Double-Edged Corner 12 The Last Payment 13 Friend or Foe (aka For the Love of God) 14 Two Hundred Large 15 Once More for Joey 16 Terror on Grant Avenue 17 Class of '40 18 A Taste of Ashes 19 A Death in Academe 20 Close to the Heart 21 Come Eleven, Come Twelve 22 Riddle at 24,000 23 Amy Prentiss: AKA The Chief