hockneys Published September 26, 2017 at 432 × 594 in On David Hockney’s Secret Knowledge: Groping for Lines ← Previous Next → Hockney provides the side-by-side comparisons of his use of the camera lucida to that of drawings by Ingres. Hockney provides the side-by-side comparisons of his use of the camera lucida to that of drawings by Ingres. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Email a link to a friend (Opens in new window) Email Share on Pinterest (Opens in new window) Pinterest Print (Opens in new window) Print Like Loading...