Model, Space Shuttle, Delta-Wing High Cross-Range Orbiter Concept

Close-Up of Crater Copernicus

Model, Space Shuttle, Straight-Wing Low Cross-Range Orbiter Concept

Calligraphic Plaque

Nan va Halva (Breads and Sweets)

The Head of the Virgin in Three-Quarter View Facing Right

Triptych with the Coronation of the Virgin

Box with Standing Saints

Circus Sideshow (Parade de cirque)

Design Fragment for the Left Side of the 'Fonte Gaia' in Siena