This Day In Art History: on June 7, 1918, the Penguin Club, a group of anti-establishment artist tricksters led by Walt Kuhn, held their Strawberry Festival. Dress code was casual: attendees were instructed to wear “a Woolworth Straw Hat, or dress to look like a Rube of some sort.”

Flyer for the Penguin Club’s Strawberry Festival, 1918. Walt Kuhn, Kuhn family papers, and Armory Show records, Archives of American Art, Smithsonian Institution.