By Mike Barnes Senior Editor Ted Nichols, who composed, conducted and arranged music for such beloved Hanna-Barbera cartoons as The Flintstones, Scooby-Doo, Where Are You! and Josie and the Pussycats, has died. He was 97. Nichols had a long battle with Alzheimer’s and died Jan. 9 in hospice care in Auburn, Washington, his daughter, Karen Tolleshaug, told The Hollywood Reporter. Nichols worked at Hanna-Barbera Productions from 1963-72, serving as the company’s musical director for the last eight years of his tenure. He started out working alongside another legendary H-B composer, Hoyt Curtin, before succeeding him and then being replaced by him. Nichols composed the score for the sixth and final season (1965-66) of the original primetime run of The Flintstones on ABC as well as for the 1966 feature The Man Called Flintstone. He is probably best known for his work on Scooby-Doo, Where Are You!, which premiered on CBS on Saturday mornings in September 1969.…