"VAGUE INTELLECTUAL PLEASURE" FROM ANNIE BESANT AND CHARLES W.

LEADBEATER'S THOUGHT FORMS, NEW YORK, JOHN LANE, 1905 ; REPRODUCED IN AUX ORIGINES DE L'ABSTRACTION 1800-1914, MUSÉE D'ORSAY ET RÉUNIONS DES MUSÉES NATIONAUX, OCTOBER 2003, p.60.