Richard Diebenkorn (b. 1922 - d. American), “Untitled” [from the 'Sketchbook N° page 45 Crayon on Paper, Gift of Phyllis Diebenkorn ~ © The Richard Diebenkorn Foundation. Richard Diebenkorn, Life Drawing, Drawing Sketches, Painting & Drawing, Art Drawings, Moleskine, Best Sketchbook, Artist Sketchbook, Figure Sketching