The Grove Dictionary of Art: 34 Volumes

Boasting well over 6,000 contributors from 12 countries, the Dictionary offers its readers authoritative and comprehensive global coverage.
A resource for both art and cultural studies, the Dictionary serves as a unique guide to all the visual arts: painting, sculpture, architecture, photography, drawing, printmaking, as well as the decorative arts. The Dictionary ranges far both geographically and historically; it features unparalleled coverage of Africa, Southeast Asia, Central Asia and Mongolia, China, India, the Islamic world, Japan, Korea, Native North America, Pacific and Aboriginal Australia, Pre-Columbian America, Ancient Egypt, Ancient Greece, the Ancient Near East, and Ancient Rome. Providing depth as well as breadth, The Dictionary of Art examines important art forms and key issues of design, taste, function, and patronage, illuminating them in light of the cultural context in which they developed.