"At half-past nine," answered the corporal. "I went out from supper to
make my circuit of the dancing halls, when I was overtaken opposite the
Rue des Pecheurs by a heavy shower. In less than ten minutes there was
half an inch of water in the road."

"Very well," said Gevrol. "Then if the man came after half-past nine his
shoes must have been very muddy. If they were dry, he arrived sooner.
This must have been noticed, for the floor is a polished one. Were there
any imprints of footsteps, M. Commissary?"

"I must confess we never thought of looking for them."

"Ah!" exclaimed the chief detective, in a tone of irritation, "that is
vexatious!"

"Wait," added the commissary; "there is yet time to see if there are
any, not in this room, but in the other. We have disturbed absolutely
nothing there. My footsteps and the corporal's will be easily
distinguished. Let us see."

As the commissary opened the door of the second chamber, Gevrol stopped
him. "I ask permission, sir," said he to the investigating magistrate,
"to examine the apartment before any one else is permitted to enter. It
is very important for me."

"Certainly," approved M. Daburon.

Gevrol passed in first, the others remaining on the threshold. They
all took in at a glance the scene of the crime. Everything, as the
commissary had stated, seemed to have been overturned by some furious