American Memory from the Library of Congress
Archives of American Art
Heilbrunn Timeline of Art History, The Met
Universal Leonardo
Drawing: The Art of Change (Video, 3:52) Getty Museum, Sep 26, 2016
"[slinky toast rack]" (CC BY-NC-ND 2.0) by RHiNO NEAL
National Design Museum, Smithsonian Cooper-Hewitt, NYC
"tokyo" (CC BY 2.0) by limaoscarjuliet ["Forever" (2003) by Ai Weiwei]
African American Performance Art Archive
Art 101: How to Pronounce Artists’ Names
The Getty Research Institute Union list of Artist Names Online (ULAN)