Details of revolving mechanism of 3,000,000-cp. revolving aviation beacon manufactured by Sperry Gyroscope Co.
Sperry revolving beacon
Airway Age
Airway Age ; 9 , n 7
1928
2 Figs.
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1938
Engineering Index Backfile | 1943
SLUB | 1973
|Engineering Index Backfile | 1943
Engineering Index Backfile | 1938