Forum - Vertical Sextants Give Good Sights
The journal of navigation ; 52 , 1
1999
Aufsatz (Zeitschrift)
Unbekannt
Periscopic sextants for air navigator
Engineering Index Backfile | 1954
Engineering Index Backfile | 1945
|Engineering Index Backfile | 1943
Online Contents | 1996
Engineering Index Backfile | 1922
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