Anthropology Plus This link opens in a new windowAnthropology Plus is the world's most comprehensive, focused index of bibliographic materials from the late 1800s to today in the fields of social, cultural, physical, biological, and linguistic anthropology; ethnology, archaeology, folklore, and material culture; and interdisciplinary studies. Beyond these disciplines, researchers and scholars in art history, demography, economics, genetics, geography, geology, history, psychology, religion, or sociology will all find relevant anthropological material.