Boeing Monomail
| Model 200 and 221 Monomail | |
|---|---|
|   Model 200  | |
| General information | |
| Type | Airliner | 
| National origin | United States | 
| Manufacturer | Boeing | 
| Status | Retired | 
| Primary user | United Airlines | 
| Number built | 1 Model 200  1 Model 221  | 
| History | |
| First flight | 6 May 1930 | 
| Retired | 1933 | 
| Developed into | Boeing YB-9 | 
The Boeing Model 200 Monomail was an American mail plane of the early 1930s.