[III THE CASE OF JEAN LOUIS]

[IV THE TELL-TALE FILM]

[V THÉRÈSE AND GERMAINE]

[VI THE LADY WITH THE HATCHET]

[VII FOOTPRINTS IN THE SNOW]

[VIII AT THE SIGN OF MERCURY]

[I]

ON THE TOP OF THE TOWER

Hortense Daniel pushed her window ajar and whispered:

"Are you there, Rossigny?"