| Alpha | |
|---|---|
 Northrop Alpha - NASA Photo | |
| General information | |
| Type | Transport |
| Manufacturer | Northrop |
| Designer | John K. Northrop |
| Primary users | Transcontinental & Western Air |
| Number built | 17[1] |
| History | |
| Introduction date | April 20, 1931 |
| First flight | 1930 |
| Retired | 1975 to Smithsonian Institution |
| Variants | Northrop Gamma C-19 Alpha |
The Northrop Alpha is an American single-engine, all-metal, seven-seat, low-wing monoplane fast mail/passenger transport aircraft used in the 1930s. Design work was done at the Avion Corporation, which in 1929, became the Northrop Aircraft Corporation based in Burbank, California.[1]