Public domain aerial photograph, no copyright restrictions image - Picryl description Walter Mittelholzer was a Swiss aviation pioneer and photographer. He was one of the first pilots to fly in the Swiss Alps More
Publiziert in: Mittelholzer, W.: Mittelmeerflug, 1930, Bildlegende: Landschaft nördlich des Quadalquivirs, aus 2000 m Walter Mittelholzer was a Swiss aviation pioneer and photographer. He was one of the first More
Public domain aerial photograph, no copyright restrictions image - Picryl description Walter Mittelholzer was a Swiss aviation pioneer and photographer. He was one of the first pilots to fly in the Swiss Alps More