A dead silence prevailed, save for the subdued whistling of the Secret Service man, as he scratched his head and eyed Tom sharply.

"How old are you, anyway?" said he.

"Seventeen," said Tom. "I helped a feller and got misjudged," he added irrelevantly. "A scout is a brother to every other scout—all over the world. 'Specially now, when England and France are such close partners of ours, like. So I'm a brother to that wireless operator, if he used to be a scout.—Maybe I got no right to ask you to do anything, but maybe you'd find out if that man's watch is an hour slow. Maybe you'd be willing to do that before you send a wireless."

The captain looked full at Tom, with a quizzical, shrewd look. He saw now, what he had not taken the trouble to notice before: a boy with a big mouth, a shock of rebellious hair, a ridiculously ill-fitting jacket, and a peaked cat set askew. Instinctively Tom pulled off his cap.

"What's your name?" said the captain.

"Tom Slade," he answered, nervously arranging his long arms in the troublesome, starched sleeves. "In the troop I—used to belong to," he ventured to add, "they called me Sherlock Nobody Holmes, the fellers did, because I was interested in deduction and things like that."

For a moment the captain looked at him sternly. Then the Secret Service man, still whistling with a strangely significant whistle, stepped over to Tom.

"Put your cap on," said he, "frontways, like that; now come along with me, and we'll see if Doctor Curry from Ohio can accommodate us with the time."

He put his arm over Tom's shoulder just as Mr. Ellsworth used to do, and together they left the store-room. It seemed to Tom a very long while since any one had put an arm over his shoulder like that....