Griffoni Polyptych: The Crucifixion (detail)

Griffoni Polyptych: The Crucifixion (detail)

Griffoni Polyptych: Saint Florian (detail)

Annunciation and Nativity (Altarpiece of Observation)

Portrait of a Man with a Ring

Griffoni Polyptych: St Peter and St John the Baptist

Griffoni Polyptych: St John the Baptist

Griffoni Polyptych: St Peter and St John the Baptist (details)

Griffoni Polyptych: St Vincent Ferrer

Griffoni Polyptych: The Crucifixion

Griffoni Polyptych: St Lucy

St Peter

Madonna with the Child and Saints

Allegory of April: Triumph of Venus

Allegory of April: Triumph of Venus (detail)

Allegory of April: Triumph of Venus (detail)

Allegory of April: Triumph of Venus (detail from the Bull)

Allegory of April: Triumph of Venus (detail)

Allegory of May: Triumph of Apollo

Allegory of May: Triumph of Apollo (detail)

Allegory of May: Triumph of Apollo (detail)

Allegory of May: Triumph of Apollo (detail)

View of the Salone dei Mesi

Allegory of March: Triumph of Minerva

Allegory of March: Triumph of Minerva

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of March: Triumph of Minerva (detail)

Allegory of April: Triumph of Venus