Here you'll see each of the 5 paintings mentioned in the book.
You can still find them at the Louvre today.
Mona Lisa (1503)
St. George Fighting the Dragon (1504)
Mystic Marriage of St. Catherine (1527)
Eliezer and Rebecca at the Well (1503)
(The full story of Eliezer & Rebecca can be found in Chapter 24 of the Book of Genesis)
Bust Portrait of a Woman (c.1625)