Photograph of Jennifer Schmitt, printmaker, with her curated work "The Periodic Table Printmaking Project", at the opening for the 2011 Elemental Matters exhibit at the Chemical Heritage Foundation, Philadelphia, PA, USA, 4 February 2011. The "The Periodic Table Printmaking Project" was composed of 118 individual prints by 97 artists from 29 states, one U.S. territory, and 7 countries.