Phrase searching. Often putting the words of a phrase in quotes will cause the engine to look only for those words together:
You can often use Boolean operators to refine your search.
What about Google Books? Google Books is an index of full-text books and magazines that Google has digitized. You can only view the full-text of books in the public domain. For materials still under copyright, Google often provides only snippets. Not great for academic research.
Art History Timeline: Pairs essays and works of art with chronologies, telling the story of art and global culture.
Smarthistory: Art History on Khan Academy is a collaboration of art historians, archeologists, curatorswho want to make the highest-quality art history learning content freely available to a global audience. Includes videos and written materials.
ACI Scholarly Blog Index is a curated collection of scholarly blogs.