#JohnGraham, Aurea Mediocritas, 1954, Ballpoint pen, graphite and colored pencil on vellum and gray paper, 16.75 x 13.75 inches (42.5 x 35 cm),The Phillips Collection.

#ModernArt #MysticalArt #JohnDGraham #GoldenRatio #SacredGeometry #MysticalDiagram #Alchemy #Horace