You should also look at the TGM (Thesaurus for Graphic Materials). Also developed by the LC for their prints and photographs collection. I'm told the Hennepin county library subject headings are very good, but I'm not familiar with how to access them (Hennepin county being the county that Minneapolis MN is in, they have a fantastic public library system and are very committed to producing up-to-date subject headings for their collections). ========================================================= Important Subscriber Information: The Museum-L FAQ file is located at http://www.finalchapter.com/museum-l-faq/ . You may obtain detailed information about the listserv commands by sending a one line e-mail message to [log in to unmask] . The body of the message should read "help" (without the quotes). If you decide to leave Museum-L, please send a one line e-mail message to [log in to unmask] . The body of the message should read "Signoff Museum-L" (without the quotes).