The testing and use of magnetic compasses for airplanes
1929
Article/Chapter (Book)
English
Selenium compasses for airplanes
Engineering Index Backfile | 1922
|Online Contents | 1994
Magnetic Compasses with Remote Control
Emerald Group Publishing | 1929
|Improvements in ship's compasses
Engineering Index Backfile | 1909
Aircraft compasses : description and classification
TIBKAT | 1929
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