English: Oskar Bider (July 12, 1891 in Langenbruck – July 7, 1919 in Dübendorf) was a Swiss aviation pioneer. He was co-initiator of the latter Swiss Air Force and of the Ad Astra Aero airline.
This category has only the following subcategory.
- ► Bider-Hangar (Belp) (2 F)
Media in category "Oskar Bider"
The following 10 files are in this category, out of 10 total.