LC Vis Lit Exercise: http://www.loc.gov/rr/print/tp/VisualLiteracyExercise.pdf
http://www.loc.gov/rr/print/cataloging.html
http://www.learnnc.org/lp/pages/675
http://www.nuovo.com/southern-images/analyses.html
http://www.journalofamericanhistory.org/issues/941/
http://museumca.org/picturethis/visual.html
http://www.newhorizons.org/strategies/literacy/riesland.htm
http://net.educause.edu/ir/library/pdf/ELI4001.pdf
http://www.washington.edu/students/icd/S/info/220barrettl.html