left to right:
Donatello, David, 1430-50, bronze, Museo Nazionale del Bargello, Florence
Verrocchio, David, 1473-5, bronze, Museo Nazionale del Bargello, Florence
Michelangelo, David, 1501-4, marble, Galleria dell’ Accademia, Florence
Bernini, David, 1623-24, marble, Galleria Borghese Rome
