It need scarcely be said that plausibility on the third plane is vastly the most important.

It would be a mistake, however, to imagine that because plausibility of the third degree, or truth, is the noblest attribute of drama, it is therefore the one thing needful.

Plausibility, even within the limits of his bizarre plan, is not Mr. BURROUGHS' strong suit, but exciting incident, ingeniously imagined and staged, with swift movement, undoubtedly is.