He said that he had let it some weeks before, to a person who had stated that he was a merchant of Amsterdam, and intended to open a branch house at Dort.
He had paid him six months' rent in advance, and had received the keys of the house.

He believed that some of his party had arrived, as he had himself seen two men go in, but the house was certainly not yet open for business.
Rupert, who had been all day at work following out other clues given by persons who had come forward, returned just as Mynheer van Duyk came back with the news.
"Thank God!" he said, "There is an end to uncertainty.

Your daughter is in that house, beyond all doubt.

It is only a question of action now.

Let us call in the burgomaster and the chief constable, and discuss how the rescue is to be effected.