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   , ,  -

10 1895 , -. ³ '. 1914 -, , . ϳ . 1916 .

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' , Loughead Aircraft Manufacturing 1916 . . , , Loughead S-1, , - . , , , . 1920 Loughead Aircraft Manufacturing .

1923 Douglas Aircraft, . , , . 1927 , Lockheed, .

Lockheed Vega. Loughead S-1, Lockheed Vega . Lockheed, . XX Lockheed Vega  , . . , Vega.

1928 Avion, United Aircraft and Transport Corporation . , 1932 , , Northrop Corporation , . : Northrop Gamma Northrop Delta.

1939 Northrop Corporation Douglas Aircraft. . , . , , . ³ , .

18 1981 . , Northrop B-2 Spirit, , .

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