All this was new to Frederick. Compain knew nothing more about the subject. He quitted the young man with these words:
"You'll come soon, will you not? for you belong to it."
"To what?"
"The calf's head!"
"What calf's head?"
"Ha, you rogue!" returned Compain, giving him a tap on the stomach.
And the two terrorists plunged into a café.
Ten minutes later Frederick was no longer thinking of Deslauriers. He was on the footpath of the Rue de Paradis in front of a house; and he was staring at the light which came from a lamp in the second floor behind a curtain.
At length he ascended the stairs.
"Is Arnoux there?"