The Birth of Venus Dorotheus". Pliny also noted a second painting by Apelles of Venus "superior even to his earlier one," that had been begun by artist but left unfinished. The Roman images in various media showing the new-born Venus in a giant shell may well be crude derivative versions of these paintings. Botticelli could not have seen the frescos unearthed later in Pompeii, but may well have seen small versions of the motif in terracotta or engraved gems. The "House of Venus" in Pompeii has a life-size fresco of Venus lying in the shell, also seen in other works; in most other images
Portrait of a Young Woman (Botticelli, Frankfurt) similar Botticelli paintings are to be found in the National Gallery, London, the Gemäldegalerie, Berlin, and in the Marubeni Collection, Tokyo. David Alan Brown of the National Gallery of Art in Washington, D.C. describes the painting as of an ideally beautiful young woman mythologised as a nymph or goddess, a view reflected in the title given it by the Städel. It belongs to a group of such paintings by Botticelli or his workshop. The art historian Aby Warburg first suggested the painting was an idealised portrait of Simonetta Vespucci. It is suggested that Quattrocento paintings of hair and water are