H.O. Pub

H.O. Pub

Author: United States. Hydrographic Office

Publisher:

Published: 1926

Total Pages: 558

ISBN-13:

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Radio Aids to Navigation

Radio Aids to Navigation

Author:

Publisher:

Published: 1929

Total Pages: 490

ISBN-13:

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Including details of radio-compass stations, radiobeacons, weather bulletins, storm and navigational warnings, time signals, etc.