Inside the Palace - Hofburg Imperial Palace (Vienna, Austria)
Austrian National Library inside the Hofburg Imperial Palace is the largest library in Austria with 7,4 million items in its various collections. The oldest book in its collection is from the Middle Ages and is about 640 years old!
Johann Bernhard and Joseph Emanuel Fischer von Erlach
Austrian National Library plans
Vienna, Austria, 1723–26
St. Vincent de Paul, Ora Pro Nobis!