Oskar Bider
Oskar Bider  | |
|---|---|
| Born | 12 July 1891 Langenbruck, Switzerland  | 
| Died | 7 July 1919 (aged 27) | 
| Nationality | Swiss | 
| Occupation(s) | Pilot, farmer | 
| Known for | First flight over the Pyrenees, crossing of the Alps from Bern (Switzerland) to Milan (Italy) in both directions  | 
Oskar Bider (12 July 1891 in Langenbruck – 7 July 1919 in Dübendorf) was a Swiss aviation pioneer.