The Grove Dictionary of Art is the foremost scholarly encyclopedia of art covering painting, sculpture, architecture, and decorative arts: ceramics, glass, interior design, etc. It contains over 43,000 articles (20,000 biographies) about artists, movements, schools, techniques, theories, cities, countries, periods, etc. It features 40,000 paintings (link "diagrams" at article). Articles are augmented by bibliographic references for further in-depth research and by links to selected websites.