Sculptures missing Models (not from the Von prau Collection)
Detail of a drawing by Joseph Heintz, about 1592, after
Michelangelo's lost model for the "River God", Albertian, Vienna
Detail of a drawing by Pierino da Vinci, about 1540, after a
Michelangelo's lost model for a "River God"
St Damian, marble, by Raffaello da Montelupo after model by Michelangelo
St. Cosmas, marble, by Giovanni Montorsoli after model by Michelangelo