Double Secret Unexpurgated Suppressed Addendum
Q: Did you (David Clark) start out wanting to be the next N.C. Wyeth, Frank C. Pape, or Arthur Rackham? Or were you more into Dr. Seuss and Maurice Sendak?
A: All the above (you forgot Eakins). Classically trained but only drew laughs...
ME: The Gross Clinic by Thomas Eakins, regarded by many art historians to be the most important (not to mention side-splitting -- Har!) 19th Century American painting. It is owned jointly by the Pennsylvania Academy of Fine Arts and the Philadelphia Museum of Art.
(We also forgot Howard Pyle.)