"I never knew anything about radio compass stations before," announced Dick.
The radio compass is dependable day or night, and is said to be quite as reliable as a sextant or other navigating instruments.
The only similar device in the field so far is the radio compass, but it is clumsy and unreliable.
To catch a radiophone on wheels, Curlie had reasoned, one must mount his radio compass on wheels and pursue the offender.
Bancroft got the message by accident--was overhauling the radio compass when he picked it up.
Another development which is being used by the navigators flying the Atlantic is the radio compass.