Assertion: established illustrator | /r/HasProperty | trained in technique
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text: John Held, Jr. was an illustrator who worked in a variety of styles and media, including linoleum cuts, pen and ink drawings, magazine cover paintings, cartoons, comic strips, and set design, while also creating fine art with his animal sculptures and watercolor, many established illustrators attended an art school or college of some sort and were trained in different painting and drawing techniques.