THE ESSENTIALS OF THE RADIO-COMPASS
By Lieut. John E. Williams, U.S.N.
The radio-compass, when it has become more thoroughly understood by the naval service at large, will prove a vital element of naval strategy. Many excellent articles covering various phases of the radio-compass have already been published, but an exposition that will set forth the simple theory underlying this instrument is needed to clear away the doubts entertained by many officers as to its practicability on board ship, and to banish the bugbear of how to use it.