Francesco di Giorgio Martini was an Italian architect, engineer, painter, sculptor, and writer. As a painter, he belonged to the Sienese School. He was considered a visionary architectural theorist—in
Francesco di Giorgio Martini
Extract from a notebook of Francesco di Giorgio Martini, 1470
St John the Baptist, 1464 at Museo dell'Opera del Duomo, Siena
Lorenzo di Pietro, known as Vecchietta, was an Italian Sienese School painter, sculptor, goldsmith, and architect of the Renaissance. He is among the artists profiled in Vasari's Le Vite delle più ecc
Francesco di Giorgio Martini
…Count (later Duke) of Urbino, building city walls and early examples of star-shaped fortifications. Born in Siena, he apprenticed as a painter with Vecchietta. In panels painted for cassoni he departed from the traditional representations of joyful wedding processions in frieze-like formulas to express visions…
Self-portrait. Detail of a fresco in the Collegiata di Castiglione Olona
Altar of the Cathedral of Siena with bronze ciborium by Vecchietta.
Frescoes of the Baptistry of the Cathedral of Siena, substantially repainted in the 19th century.