RADIO BOYS IN THE THOUSAND ISLANDS
or, The Yankee-Canadian Wireless Trail
by
J. W. DUFFIELD
Author of
RADIO BOYS IN THE SECRET SERVICE; or, Cast Away on an Iceberg.
RADIO BOYS IN THE FLYING SERVICE; or, Held For Ransom by Mexican Bandits.
RADIO BOYS IN THE ROCKIES; or, The Mystery of the Lost Valley.
1922