“An important and extraordinary manuscript world map drawn up on a north polar projection to form the largest manuscript map of the world at 9 by 9 feet. This map is one of 3 examples extant (2 manuscript, 1 printed) that form the continuum of Urbano Monte's work on his ultimate world map. “Unique in many ways,” says G. Salim Mohammed, the head and curator of the David Rumsey Map Center at Stanford University, which recently added the map to its collection. “No one has really studied this because it’s been hidden for centuries.” Only three surviving versions of the map are known to exist. Read more here