Luftballons - Ausrüstung - Luftballons. Allgemeiner Blick vom Luftschiff
Zusammenfassung
Balloons - Equipment
Public domain image of a balloon aerostat, early aeronautics, no copyright restrictions image - Picryl description
Tags
Datum
1917 - 1918
Quelle
The U.S. National Archives
Copyright-info
No known copyright restrictions