He knew a mad eye and he knew a despairing one.
Fantastic as her story certainly was, he found himself more ready to believe it than to accept any explanation of this crime which ascribed its peculiar features to the irresponsibilities of lunacy.
However, he kept his impressions to himself and in his anxiety to pursue his inquiries among the people below, was on the point of descending thither, when he found his attention arrested, and that of the Curator's as well, by the sight of a young man hastening toward them through the northern gallery.

(The tragedy, as you will remember, had occurred in the southern one.) He was dressed in the uniform of the museum, and moved so quickly and in such an evident flurry of spirits that the detective instinctively asked: "Who's that?
One of your own men ?" "Yes, that's Correy, our best-informed and most-trusted attendant.

Looks as if he had something to tell us.

Well, Correy, what is it ?" he queried as the man emerged upon the landing where they stood.

"Anything new?
If there is, speak out plainly.