#MASTERS OF SPACE#




I

COMMUNICATION AMONG THE ANCIENTS

Signaling the Fall of Troy--Marine Signaling among the
Argonauts--Couriers of the Greeks, Romans, and
Aztecs--Sound-signaling--Stentorophonic Tube--The Shouting
Sentinels--The Clepsydra--Signal Columns--Indian Fire and Smoke
Signals.


It was very early in the history of the world that man began to feel
the urgent need of communicating with man at a distance. When village
came into friendly contact with village, when nations began to
form and expand, the necessity of sending intelligence rapidly and
effectively was clearly realized. And yet many centuries passed
without the discovery of an effective system. Those discoveries were
to be reserved for the thinkers of our age.

We can understand the difficulties that beset King Agamemnon as he
stood at the head of his armies before the walls of Troy. Many were
the messages he would want to send to his native kingdom in Greece