Poseidon from Cape Artemision The Geometry of a Greek Masterwork
Geometry in Art; John the Baptist Many reconstructions and interpretations (large files), Greek antiquity, Piero della Francesca, Andrea del Verrocchio, Leonardo da Vinci,
Raphael, Giorgione
Piero della Francesca Supporting David King
Broken Perspective Leonardo da Vinci , Last Supper
Allegory of Seeing Leonardo da Vinci, Mona Lisa
Creator Mundi Let there be light ...
La Bella Principessa
Madonna Leo X von Raphael Erneuerung der Kirche im Geiste Marias
Villa Farnesina Leonardo da Vinci, Neptune with Four Sea-Horses
ed alcune teste di dei marini bellissime (in honor of Gertrud Batschelet)
Ordine Italiana (combined measures of Florence and Rome, Renaissance and Antiquity
Getty A letter of inquiry (April 11, 2003)
Neptun mit seinen Seepferden
alter ego Leonardo da Vinci, Johannes der Täufer, Stationen einer Künstler-Laufbahn
Symbolsprachen Marcel Duchamp und Pablo Picasso
