In 1912 at the secessionist Der Blaue Reiter and in 1913 at the seminal Armory Show in New York
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In 1912 at the secessionist Der Blaue Reiter and in 1913 at the seminal Armory Show in New York
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-17 from Wikipedia. The archived copy is preserved so this citation survives link rot.