The city of Leiden played a prominent role in the revolt that would create an independent Dutch nation. In 1575—a year after Leiden had survived a siege by the Spanish—Prince William the Silent founded a university in the city. Today, Leiden University is the oldest in the Netherlands. Its library, once housed in a single room, is now home to a monumental collection of books, manuscripts, maps, and letters—some of which are centuries old and very rare. What was the library's first book?
Discuss 
