 By the end of Downs's career, the Rare Book Room had moved from its fourth-floor location to the library's west wing, where the RBML remains today.In 2017, Lynne M. Thomas was named the Juanita J. and Robert E. Simpson Rare Book & Manuscript Professor of the library.The collection of over 1,200 "incunabula" from the fifteenth century is one of the largest university collections in the United States and is especially strong in classical texts, theology, pedagogy, and science.