“For instance, that gangway or bridge. It is improbable that the child could have brought it in from outside the house and carried it away again without being observed. He must have used something close at hand. In the little room used by Henriette as a kitchen, were there not some shelves against the wall on which she placed her pans and dishes?”

“Two shelves, to the best of my memory.”

“Are you sure that those shelves are really fastened to the wooden brackets that support them? For, if they are not, we could be justified in presuming that the child removed them, fastened them together, and thus formed his bridge. Perhaps, also, since there was a stove, we might find the bent poker that he used to open the transom.”

Without saying a word, the count left the room; and, this time, those present did not feel the nervous anxiety they had experienced the first time. They were confident that Floriani was right, and no one was surprised when the count returned and declared: