Describes instrument built for flying in fog and in clouds which combines features of turn indicator and inclinometer.
The Sperry flight indicator
Aviation
Aviation ; 12 , n 14
1922
2 pages
1 Fig.
Article (Journal)
English
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Engineering Index Backfile | 1938
Engineering Index Backfile | 1941
Engineering Index Backfile | 1943
Engineering Index Backfile | 1938
Engineering Index Backfile | 1943