Deaccessioned 06/11/2014. Not in Mission. The Treasures of the Newberry Library lists 94 of its more important books of its collection one of which dates back to the early 9th century--Homilarium. Others are: Gospels (written on vellum in the twelfth century); Johannes Balbus' Catholicon which was probably printed by Johann Gutenberg; books on the game of chess about 1474; books about musicians (Chopin); early books by Shakespeare; Bronte; and Lewis Carroll; the Holy Bible dating back to 1535; and also letters by George Washington and Thomas Jefferson.