Art Brokerage: Ansel Adams American Photographer: B. 1902-1984.Ansel Adams' photographs have been published in more than 35 books and portfolios, and they have been seen in hundreds of exhibitions, including a one-man show, ''Ansel Adams and the West,'' at the Museum of Modern Art in New York in 1979. That same year he was the subject of a cover story in Time magazine, and in 1980 he received the Medal of Freedom, the nation's highest civilian honor. He was one of the most revered photographers of the 20th Century. All Ansel Adams prints must be authenticated for provenance and condition upon listing. Listings wanted.