Where did he find it?
It isn't natural that a man who had never before used a walking-stick should, the day after the Glandier crime, never move a step without one.

On the day of our arrival at the chateau, as soon as he saw us, he put his watch in his pocket and picked up his cane from the ground--a proceeding to which I was perhaps wrong not to attach some importance." We were now out of the park.

Rouletabille had dropped into silence.

His thoughts were certainly still occupied with Frederic Larsan's new cane.
I had proof of that when, as we came near to Epinay, he said: "Frederic Larsan arrived at the Glandier before me; he began his inquiry before me; he has had time to find out things about which I know nothing.

Where did he find that cane ?" Then he added: "It is probable that his suspicion--more than that, his reasoning--has led him to lay his hand on something tangible.