English Composite Viking orbiter image of Olympus Mons on Mars Italian Un'immagine composita di orbiter vichingo di Olympus Mons su Marte. Swedish Sammanställd
latin 7054, f. 68v (Italy, first half or middle of 15th cent.) Source: http://expositions.bnf.fr/gastro/grands/171.htm English determination method: SHA-1