"Humanities' Mirror: Reading at the Newberry, 1887-1987" is a paperback book written by Rolf Achilles and published by The Newberry Library in 1987. This book delves into the history and evolution of reading at The Newberry Library from 1887 to 1987, providing a mirror to the humanities through various literary works and authors. It offers a unique insight into the cultural and scholarly exchanges that took place within the library during this period, making it a valuable resource for readers interested in the intersection of literature, history, and the humanities.