Related
Luftballons - U - Luftballons. Gesamtübersicht vom Luftschiff des Typs U
Zusammenfassung
Balloons - U
Public domain photograph related to the United States in World War One, free to use, no copyright restrictions image - Picryl description
Tags
Datum
1917 - 1918
Quelle
The U.S. National Archives
Copyright-info
No known copyright restrictions
