Walter Mittelholzer - Eine Schweizer Pioniergeschichte
- Shekara: 2015
- Kasa: Switzerland
- Salo: Documentary
- Studio:
- Mahimmin bayani: africa, photography, switzerland, ethiopia, aviation, pioneer, airline, flight attendant, 1920s, 1930s, swissair, mittelholzer
- Darakta: Risa Chiappori
- 'Yan wasa: Henry Wydler, Joe Bischofberger, Hugo Ruoss, Andreas Eppenberger, Robert Naville
