"There goes a signal to the Texas," said Si, as the signalman took up his flag and began to wig-wag. "Wait a moment till I read what he is saying."
"Can you read it?" asked Walter, in deep interest.
"Certainly, it's easy enough." Si began to spell to himself. "'W-h-a-t, what—i-s, is—y-o-u-r, your—b-e-s-t, best—r-a-t-e, rate—o-f, of—s-p-e-e-d, speed—n-o-w, now?' He is asking what the Texas can do at once, so far as speed is concerned. That means something important. Hold on, here comes the answer." Again the Yankee youth began to spell. "Might go fifteen and a half knots." Then the signalman on the Brooklyn sent another message. "We are off on business now." And the signal went up for the squadron to weigh anchor again.
"We're off for a fight!" ejaculated Walter. "But tell me about that wig-wagging, Si; how do they signal the letters?"
"It's easy enough. You take a small flag of some bright color, attached to a pole six or eight feet long. As soon as you attract the attention of the other fellow, you begin to use the flag in
