1.2 Constantin Brancusi, Bird in Space
(http://www.metmuseum.org/works_of_art/viewone.asp?dep=21&viewmode=0&item=1996.403.7ab)

1.3 Lion Panel, Chauvet cave
(http://www.culture.fr/culture/arcnat/chauvet/en/)

1.8 Manohar, Jahangir Receives a Cup from Khusrau
(http://www.thebritishmuseum.ac.uk/compass/ixbin/hixclient.exe?_IXDB_=compass&_IXFIRST_=1&_IXMAXHITS_=1&_IXSPFX_=graphical/full/&$+with+all_unique_id_index+is+$=OBJ2202&submit-button=summary)

1.12 Tim Hawkinson, Emoter
(http://www.artnet.com/artwork/424281454/423775681/tim-hawkinson-emoter.html)

1.15 Jim Hodges, Every Touch
(http://www.fabricworkshop.org/artists/process-hodges.php)