Electronic navigational aids. Loran, radiobeacon and radarbeacon systems and loran, radio-direction-finder and radar ship equipment. [Foreword by J. F. Farley.] Revised edition...
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Electronic navigational aids. Loran, radiobeacon and radarbeacon systems and loran, radio-direction-finder and radar ship equipment. [Foreword by J. F. Farley.] Revised edition...
Autre
Première publication : 1949