can hear the stifled word "God!" The man seems stricken dumb, and more sharply the colonel begins his stern query a second time, but gets no farther than "Your name," when, with a violent wrench, the stranger is free; he makes a spring, trips over some loose rubbish, and goes crashing to earth.

"The guard!" yells the colonel, as he throws himself upon him, but the man is up in an instant, hurls off his antagonist, and, this time, leaps off into the darkness in comparative safety. But he has left a clew behind. As the soldiers of the provost guard come running around into the yard and the windows are thrown up and eager heads peer forth in excited inquiry, Colonel Putnam raises to the light of the first lantern a hairy, bushy object that he holds in his hand; it is a false beard, and a big one.

"By Jove!" says the lieutenant. "It must be some rebel spy."