When: Mondays-Fridays. Continues through Oct. 31 2007
"The Oldest Example of Printing in the Library, a leaf from The Letters of St. Jerome, Rome, 1466," "McIntosh's Original Poems, a Luke Loomis, Pittsburgh, imprint of 1856," and "Ansel Adam's Sierra Nevada, the John Muir Trail, Arion Press, one of 500 copies, 2006."