Sprint Champion Musher George Attla This poster celebrating the champion musher George Attla. "George Attla, legendary open-class sprint musher, has won more Fur Rondy World Championships (10 wins) and more Open North American Championships (8) than any other musher, and and he has won 9 ISDRA Unlimited Class medals as well. George won his first Fur Rondy World Championship in 1958 and his first Open North American in 1969. This 1982 promotional poster, sponsored by Tesoro Alaska, measures 17" x 24".