1921 in aviation
This is a list of aviation-related events from 1921: == Events == Mexicana de Aviación begins service. The Imperial Japanese Navy acquires its first rigid and semi-rigid airships.
This is a list of aviation-related events from 1921: == Events == Mexicana de Aviación begins service. The Imperial Japanese Navy acquires its first rigid and semi-rigid airships.
This is a list of aviation-related events from 1921: == Events == Mexicana de Aviación begins service. The Imperial Japanese Navy acquires its first rigid and semi-rigid airships.
Source: Wikipedia "1921 in aviation" · CC BY-SA 4.0
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