Walter Mittelholzer - Eine Schweizer Pioniergeschichte
- ឆ្នាំ: 2015
- ប្រទេស: Switzerland
- ប្រភេទ: Documentary
- ស្ទូឌីយោ:
- ពាក្យគន្លឹះ: africa, photography, switzerland, ethiopia, aviation, pioneer, airline, flight attendant, 1920s, 1930s, swissair, mittelholzer
- នាយក: Risa Chiappori
- ខាស: Henry Wydler, Joe Bischofberger, Hugo Ruoss, Andreas Eppenberger, Robert Naville
