Archives of American ArtMore than 20 million letters, diaries and scrapbooks of artists, dealers, and collectors; manuscripts of critics and scholars; business and financial records of museums, galleries, schools, and associations; photographs of art world figures and events; sketches and sketchbooks; rare printed material; film, audio and video recordings; and the largest collection of oral histories anywhere on the subject of art—are a vital resource to anyone interested in American culture over the past 200 years.