Giovan Pietro Birago.Calendar leaf from Sforza Hours; [Whole leaf] Calendar page for May. An elegantly dressed young man is seated by a rose bush and stream. A dwarf offers him a basket of fruit; and three young women proffer chaplets of roses; five youths are playing musical instruments and singing. In the background is a landscape with two peasants; one cutting grass with a scythe; and the other carrying two baskets suspended from a pole over his shoulder. Produced for Bona Sforza; widow of Galeazzo Maria Sforza; Duke of MilanImage taken from Sforza HoursOriginally published / produced in N. Italy [Milan]; circa 1490.N. Italy [Milan]; circa 1490.From: Sforza Hours.Add. 62997 ; London; British Library.