BFW M.23a Annuaire de L'Aéronautique 1931
Summary
BFW M.23a photo from Annuaire de L'Aéronautique 1931
Public domain photograph of experimental aircraft, prototype, aviation design and development, no copyright restrictions image - Picryl description
Date
31/12/1931
Source
Bibliothèque nationale de France
Link
Copyright info
public domain