Heinkel HD 20 L'Aéronautique December,1926
Zusammenfassung
Heinkel HD 20 photo from L'Aéronautique December,1926
Public domain photograph of experimental aircraft, prototype, aviation design and development, no copyright restrictions image - Picryl description
Datum
01/12/1926
Quelle
Bibliothèque nationale de France
Link
Copyright-info
public domain