Leather NYPL Bookbinding Stamp BackpackGet on the go in style with our leather backpack. Five inner pockets and two outer zip pockets let you keep everything you need organized and close at hand. NYPL's vintage bookbinding stamp was originally used on the spine of books bound in and for The New York Public Library. Built carefully by generations of curators over the past 160 years, NYPL's collections now exceed 50 million items. In combination with the lending collections, it is the most