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Richard Frederick Bickenbach (August 9, 1907 – June 28, 1994) was an American animator who worked for Warner Bros. Cartoons and as a layout artist and character designer for MGM and Hanna-Barbera Productions. He worked on animation for many cartoons, and drew the art for several comic book adaptations of Hanna-Barbera's shows, including Yogi Bear and The Flintstones. Wikipedia