Chapter I
I Find Some New Relations
Chapter II
The Setting of the Stage
Chapter III
Hildebrand of the "Hundred"
Chapter IV
Some Hypothetical Questions
Chapter V
The Missing Link
Chapter VI
" Madame Colette Marinette. "
Chapter VII
The Whispering Gallery
Chapter VIII
Adventuring on "Sugar Loaf"
Chapter IX
1-4-2-4-8
Chapter X
I Receive an Ultimatum
Chapter XI
The Rider of the Black Horse
Chapter XII
Safe Find, Safe Bind
Chapter XIII
Le Chiffre Indéchiffrable
Chapter XIV
Another Break in the Circle
Chapter XV
One Corner of the Veil
Chapter XVI
Ad Interim
Chapter XVII
The Midsummer Night's Ball
Chapter XVIII
I Break a Promise
Chapter XIX
The Seat Perilous
Chapter XX
The Blind Terror
Chapter XXI
A Lost Clue
Chapter XXII
The Grapes of Wrath
Chapter XXIII
The End of the Coil
