Historical review from 1789 to present time; Federal lighthouse system has been without special toll from beginning; development of improved light-flashing apparatus, for both acetylene gas and electricity; international uniformity; use of radio bearings.
Lighthouses and mariner
Mar Progress
Marine Progress ; 2 , n 3 ; p 12-15 + 48
1934
Aufsatz (Zeitschrift)
Englisch
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TIBKAT | 2006
|SLUB | 2006
|Engineering Index Backfile | 1922
Engineering Index Backfile | 1921
|Engineering Index Backfile | 1920