1921

Simon Rodia (1879-1965 ) settles down in Watts, in the South of Los Angeles and begins the construction of Tours, which will occupy him more than thirty years.

First mention of the term “folk art” in the Oxford English Dictionary.

Dr. Walter Morgenthaler, Chief Doctor and Director of the Clinic of Waldau, publishes a monography on Wölfli : Ein Geisteskranker als Künstler. (A mentally ill person artist).