tax-payers. Politicians address their constituents. Preachers reach
the stay-at-homes. Great singers thrill thousands instead of hundreds.
Soon it will be possible to hear the finest musical programs,
entertainers, and orators, without budging from one's easy chair.

In the World War wireless proved of inestimable value. Airplanes,
instead of flying aimlessly, kept in constant touch with headquarters.
Bodies of troops moved alertly and intelligently. Ships at sea talked
freely, over hundreds of miles. Scouts reported. Everywhere its
invisible aid was invoked.

In time of peace, however, it has proved and will prove the greatest
servant of mankind. Wireless messages now go daily from continent to
continent, and soon will go around the world with the same facility.
Ships in distress at sea can summon aid. Vessels everywhere get the
day's news, even to baseball scores. Daily new tasks are being
assigned this tireless, wireless messenger.

Messages have been sent and received by moving trains, the Lackawanna
and the Rock Island railroads being pioneers in this field. Messages
have also been received by automobiles, and one inventor has
successfully demonstrated a motor car controlled entirely by wireless.
This method of communication is being employed more and more by
newspapers. It is also of great service in reporting forest fires.

Colleges are beginning to take up the subject, some of the first being
Tufts College, Hunter College, Princeton, Yale, Harvard, and Columbia,
which have regularly organized departments for students in wireless.

Instead of the unwieldy and formidable looking apparatus of a short