Rokeby Venus other works by Velázquez and was probably deliberate. The painting was given a major cleaning and restoration in 1965–66, which showed it to be in good condition, and with very little paint added later by other artists, contrary to what some earlier writers had asserted. Paintings of nudes and of Venus by Italian, and especially Venetian, artists were influences on Velázquez. However, Velázquez's version is, according to the art historian Andreas Prater, "a highly independent visual concept that has many precursors, but no direct model; scholars have sought them in vain". Forerunners include Titian's various depictions of Venus, such as
Rokeby Venus controversial in France also. In northern Europe it was seen as acceptable to portray artfully draped nudes. Examples include Rubens's "Minerva Victrix", of 1622–25, which shows Marie de' Medici with an uncovered breast, and Anthony van Dyck's 1620 painting, "The Duke and Duchess of Buckingham as Venus and Adonis". In 17th-century Spanish art, even in the depiction of sibyls, nymphs, and goddesses, the female form was always chastely covered. No painting from the 1630s or 1640s, whether in the genre, portrait, or history format, shows a Spanish female with her breasts exposed; even uncovered arms were only rarely shown. In