
Quote from De Chirico's letter to Mr. Fritz Gartz, 27 Dec. 1909; from LETTERS BY GIORGIO DE CHIRICO, GEMMA DE CHIRICO AND ALBERTO DE CHIRICO TO FRITZ GARTZ, MILAN-FLORENCE, 1908-1911 http://www.fondazionedechirico.org/wp-content/uploads/559-567Metafisica7_8.pdf, p. 560
1908 - 1920