Images

Le Bourgeois Gentilhomme (The Bourgeois Gentleman), tableau by Jacques-Edmond Leman (1829-1889).

The Deposition (also known as the Florentine Pieta), a marble sculpture by Michelangelo, 1547-1555. Museo dell'Opera del Duomo, Florence. Photo: George Groutas

Nicodemus' head, detail of The Deposition (also known as the Florentine Pieta), a marble sculpture by Michelangelo, 1547-1555. Museo dell'Opera del Duomo, Florence. Photo: George Groutas

A map illustrating the rise of the Sumerian city-state of Ur out of the collapse of the Akkadian Empire and the forging of the Kingdom of the Third Dynasty of Ur (also known as the Sumerian Renaissance or the Ur III Empire) by its first king...

An inhabited initial from 13th-century France depicting the tripartite order of the Middle Ages: the Oratores (those who pray – the clerics), the Bellatores (those who fight – knights or nobility) and the Laboratores (those who work – peasants...

The Third Estate of France carrying the other two orders (Clergy and Nobility) on its back, engraving with the initials M. P., Paris, 1789. Bibliothèque nationale de France, Paris.

Image of Frank Holt, the author of When Money Talks: A History of Coins and Numismatics.

When Money Talks: A History of Coins and Numismatics by Frank Holt.

A 17th-century portrait by Giovanni Battista Langetti of Anaxagoras (l. c. 500-c. 428 BCE), the Pre-Socratic Greek philosopher who claimed the First Cause of existence was Mind (nous). (Philadelphia Museum of Art, USA)

A 17th-century portrait by Jusepe de Ribera of Anaxagoras (l. c. 500-c. 428 BCE), the Pre-Socratic Greek philosopher who claimed the First Cause of existence was Mind (nous). (Private Collection)