Sandro Botticelli Ferdinando Gonzaga, Duke of Mantua bought him a painting said to be a Botticelli out of historical interest "as from the hand of an artist by whom Your Highness has nothing, and who was the master of Leonardo da Vinci". That mistake is perhaps understandable, as although Leonardo was only some six years younger than Botticelli, his style could seem to a Baroque judge to be a generation more advanced. The "Birth of Venus" was displayed in the Uffizi from 1815, but is little mentioned in travellers' accounts of the gallery over the next two decades. The Berlin gallery bought
Portrait of a Man with a Medal of Cosimo the Elder resembles this. He is also sometimes claimed to be the subject of other Botticelli portraits, with completely different features (e.g. Pitti Palace, wearing a chaperon). The appearance at auction in 1982, from the Thomas Merton collection, of a rarely seen painting by Botticelli of a young man identified (with no real evidence) as Giovanni il Popolano in a similar pose, holding up a round medallion cut from a much older painting (albeit of a bearded saint, not Cosimo), has led to speculation that this might be a companion piece, and thus that the young man in this portrait is possibly