Images

Equatorium of Jafar al-Khazin (900-971 CE). Istanbul Museum of the History of Science and Technology in Islam.

A morse key for an electrical telegraph machine. From a British post office and in use in the 19th to 20th century. (Science Museum, London)

A model of the first telegraph machine developed by Samuel Morse (1791-1872) of Massachusetts, probably made around 1835. (Science Museum, London)

The coat of arms of the city of Sheffield, England, granted in 1875. A representation of Thor stands on the left and Vulcan on the right, indicating the city's heritage as a world-famous steel manufacturer. The legend can be translated as...

A cut-away model of a Bessemer converter, invented by Henry Bessemer in 1856 during the Industrial Revolution in order to mass-produce steel. (Science Museum, London)

A 1917 oil on canvas painting by E.F. Skinner showing steel being made using a Bessemer converter, an invention of the Industrial Revolution. (Science Museum, London)

John Spurling, author of Arcadian Days: Gods, Women, and Men from Greek Myths.

Arcadian Days: Gods, Women, and Men from Greek Myths by John Spurling and published by Pegasus Books.

Hymn to Nungal, a Sumerian poem dated to the Old Babylonian Period (c. 2000-1600 BCE), owing to the number of copies found from that era, but possibly composed during the Ur III Period (2047-1750 BCE). Exhibit in the Oriental Institute Museum...

A Bessemer converter in the Science Museum, Sheffield, England. Henry Bessemer (1813-1898) invented a converter in 1856 during the Industrial Revolution that made steel production much cheaper and more reliable. Steel was much stronger, lighter...