famous oil painting

famous oil painting
the accusation made by Larsan that Monsieur Stangerson knows who the murderer is he yet affords him every facility for arriving at the truth, - just as Darzac is doing for me."
"But you are convinced of Darzac's innocence?"
"At one time I did believe in the possiblity of his guilt. That was when we arrived here for the first time. The time has come for me to tell you what has passed between Monsieur Darzac and myself."
Here Rouletabille interrupted himself and asked me if I had brought the revolvers. I showed him them. Having examined both, he pronounced them excellent, and handed them back to me.
"Shall we have any use for them?" I asked.
"No doubt; this evening. We shall pass the night here - if that won't tire you?"
"On the contrary," I said with an expression that made Rouletabille laugh.
"No, no," he said, "this is no time for laughing. You remember the phrase which was the 'open sesame' of this chateau full of mystery?"