The Boy Inventors' Radio Telephone

y. But Jack was able to keep up a constant conversation with his father, telling him all the details of the country as

the world

tion to someone close at han

his father. "Some powerful land station is s

of avoiding such "collisions" in the future. It occurred to him that some sort of a circuit breaker might be devise

as sharp and as clear as when they had started out. A few minu

his voice aglow with enthusiasm. "It's

ndy," ag

so that each variation of sound might be sent out into space as clearly as the notes of a singer come from the

would mean. For instance, instead of bothering with the cable you could step into a radio-telephone office and say: 'Give me the London Exchange.' In a few minutes the central would answer and you co

ike a dream

development. We've proved to-day it can be done

rivers and railroads, and still the alternator spat and sparked and the messages between Jack and his father were inter

elf from observations he had made when flying in the vicinity. Having verified their

pulsing through space began to grow thin and weak. Obviousl

back," said

uiding wheel, turning the big rudder at the stern of the Wondership and she acted

est what effect the magnetism of the earth had upon the radio messages, Jack brought the g

an almost unique feature in that part of the country. He supposed it was used to dry some sort of produce on and noted that there were several hop-fields near at hand. Und

ached up from below and grasped her. She pitched wildly and, but for Jack's skill as an airman, there m

aircraft had, in some way, dropped from its fastenings and, trailin

f, the only available place, for the rope was in danger of fouling the propellers if he d

king shotgun. As the Wondership settled on the