What the desk is working on

Portrait of Leonardo da Vinci, from "Characaturas by Leonardo da Vinci, from Drawings by Wincelslaus Hollar, out of the Portland Museum"

Leonardo da Vinci

The Metropolitan Museum of Art

Allegory on the Fidelity of the Lizard (recto); Design for a Stage Setting (verso)

Leonardo da Vinci

The Metropolitan Museum of Art

The Head of a Grotesque Man in Profile Facing Right

Leonardo da Vinci

The Metropolitan Museum of Art

Divina proportione

Leonardo da Vinci

The Metropolitan Museum of Art

Traitté de la Peinture

Leonardo da Vinci

The Metropolitan Museum of Art

Compositional Sketches for the Virgin Adoring the Christ Child, with and without the Infant St. John the Baptist; Diagram of a Perspectival Projection (recto); Slight Doodles (verso)

Leonardo da Vinci

The Metropolitan Museum of Art

Head of a Man in Profile Facing to the Left

Leonardo da Vinci

The Metropolitan Museum of Art

Studies for Hercules Holding a Club Seen in Frontal View, Male Nude Unsheathing a Sword, and the Movements of Water (recto); Study for Hercules Holding a Club Seen in Rear View (verso)

Leonardo da Vinci

The Metropolitan Museum of Art

A Bear Walking

Leonardo da Vinci

The Metropolitan Museum of Art

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

Leonardo da Vinci

The Metropolitan Museum of Art

The Manneporte (Etretat)

Claude Monet

The Metropolitan Museum of Art

Poppy Fields near Argenteuil

Claude Monet

The Metropolitan Museum of Art