"It was. Jean d'Argonne died at the hospital at Clermont from the effects of a wound ... Lieutenant the Prince of Argonne. You knew him."

"I knew him."

"Where? When? Under what conditions?"

"Goodness! Under the ordinary conditions in which one knows a person with whom one is closely connected."

"What? There were ties between you and Jean d'Argonne ... the ties of relationship?"

"The closest ties. He was my father."

"Your father! Jean d'Argonne! What are you talking about? It's impossible! See why ... Jean's daughter was called Yolande."

"Yolande, Isabel, Dorothy."

The Count snatched the card which the inspector was turning over and over again, and read aloud in a tone of amazement:

"Yolande Isabel Dorothy, Princess of Argonne!"