Unidentified photographer
1920, 5 June
Grand opening of the first Dada exhibition: International Dada Fair, Berlin

Newspaper clipping
Creative Commons - Wikipedia
The International Dada Archive, The University of Iowa Libraries
 
The central figure hanging from the ceiling was an effigy of a German officer with a pigs head. From left to right: Raoul Hausmann, Hannah Höch (sitting), Otto Burchard, Johannes Baader, Wieland Herzfelde, Margarete Herzfelde, dr. Oz (Otto Schmalhausen), George Grosz and John Heartfield.
 
Richard Huelsenbeck, Editor. Dada Almanach. Berlin: Erich Reiss Verlag, 1920, insert following p. 128
 
LL/131736