The Two Sisters, or Mesdemoiselles Chasseriau: Marie-Antoinette-Adele (1810-69) and Genevieve (Aline) (1822-71) sisters of the artist, 1843 - Theodore Chasseriau
 

Madonna with Child c. 1475 - Giovanni Bellini
 

Portrait of Giambologna in his Studio (detail) 1570s - Flemish Unknown Masters
 

Jerusalem The Emanation of The Giant Albion- 'Such visions have appeared to me', 1804 - William Blake
 

G. Plover Bird, from 'Drawings of Birds from Malacca', c.1805-18 - Anonymous Artist
 

Ke-ke, from 'Drawings of Birds from Malacca', c.1805-18 (4) - Anonymous Artist
 

Portrait of Mother Marie-Angelique Arnauld (1591-1661) Abbess of Port-Royal, aged 57, 1648 - Philippe de Champaigne
 

The Martyrdom of St. Matthew (detail) 1599-1600 - Caravaggio
 

Portrait Diptych of Philippe de Croy (right wing) c. 1460 - Rogier van der Weyden
 

Portrait of Zacharie Astruc (1835-1907) - Carolus (Charles Auguste Emile) Duran
 

Portrait of Georges Feydeau (1862-1921) - Carolus (Charles Auguste Emile) Duran
 

Ke-ke, from 'Drawings of Birds from Malacca', c.1805-18 (3) - Anonymous Artist
 

Tapir of Malacca, from 'Drawings of Animals, Insects and Reptiles from Malacca', c.1805-18 - Anonymous Artist
 

Portrait of a Man with a Palm 1561 - Tiziano Vecellio (Titian)
 

The Ambassadors [detail: 1] (or Jean de Dinteville and Georges de Selve) - Hans, the Younger Holbein
 

Ke-ke, from 'Drawings of Birds from Malacca', c.1805-18 (2) - Anonymous Artist
 

Mindikay or Water Melon, from 'Drawings of Plants from Malacca', c.1805-18 - Anonymous Artist
 

The Donne Triptych [detail: 2, central panel] - Hans Memling
 

St Thomas Inspired by the Dove of the Holy Ghost 1423 - Stefano Di Giovanni Sassetta
 

St. Jerome (detail of the saint's head) - Cesare da Sesto
 

St. Augustine, 1663 - Mateo the Younger Cerezo
 

Triptych of Adriaan Reins [detail: 1, left wing] - Hans Memling
 

The Annunciation and the Two Saints (detail-2) 1333 - Louis de Silvestre
 

Polyptych of Santa Caterina (detail-1) 1319 - Louis de Silvestre
 

Studies of Composition (7) - Sir Augustus Wall Callcott
 

Portrait of Ilya Efimovich Repin, 1876 - Ivan Nikolaevich Kramskoy
 

Landscape at Cernay 1866 - Emile Adelard Breton
 

Portrait of M. Berthon, 1870 - Carolus (Charles Auguste Emile) Duran
 

St Thomas Inspired by the Dove of the Holy Ghost (detail-1) 1423 - Stefano Di Giovanni Sassetta
 

The Old Lithographer, 1903 - Carolus (Charles Auguste Emile) Duran
 

Monsieur de Pidensat, Butler to the Duke of Orleans, 1769 - Louis (Carrogis) de Carmontelle
 

Polyptych (detail-2) 1320-25 - Louis de Silvestre
 

St Stephen is Consecrated Deacon [detail: 1] - Vittore Carpaccio
 

Game of Chance- 'General, do not speak constantly of the cavalry manoeuvres to that gentleman, he is a croupier in Monaco', p. 629 from 'L'Assiette Au Beurre', pub. 4th Jan. 1902 - (Emmanuel Poire) Caran d'Ache
 

Roman Fish Market Arch of Octavius - Albert Bierstadt

Mount Tallac from Lake Tahoe - Thomas Hill

A Broadside of Mount Tamalpais - William Keith

Easter Morning Portrait at a New York Window - Frederick Childe Hassam

The Niagara River at the Cataract - Gustavus Grunewald

Philip Hone - John Wesley Jarvis

Scene in the Artic - William Bradford

Innocence - George Luks

The Steamship Syracuse - James Bard