Keywords: Piero della Francesca - Polyptych of St Augustine - St Michael - WGA17457.jpg Artwork Creator Piero della Francesca Polyptych of St Augustine other date ca 1470 Tempera on panel size cm 133 60 Institution National Gallery London object history credit line accession number WGA link 17457 http //www wga hu/art/p/piero/1/2august2 jpg http //www wga hu/html/p/piero/1/2august2 html PD-old-100 painting religious Italian 1451-1500 WGA form painting WGA type religious WGA School Italian WGA time period 1451-1500 Polittico di Sant'Agostino Paintings by Piero della Francesca in the National Gallery London Saint Michael and the dragon 15th-century paintings of Saint Michael 15th-century paintings of Satan Renaissance paintings of Saint Michael |