Stirring sunken vats in the interior of a soap factory, 1771

A Potash Primer

Ash from burnt wood, weeds, bracken, and kelp helped fuel the Industrial Revolution.
Dannemora mine, Sweden, before 1852

Humans for Voyage Iron: The Remaking of West Africa

Europeans used standardized bars of iron mined in northern Europe to purchase humans during the slave era, transforming the coastal landscape of West Africa.
1936 map of The Union of Soviet Socialist Republics

Tramping Across the USSR (On One Leg)

Historian Sheila Fitzpatrick explores the limits of the Stalinist system through the biography of a marginal figure, one Anastasia Emelianovna Egorova.
The Self-sacrifice of a Father by Jacques Sablet, 1784

The Flour War

In eighteenth-century France, the scarcity and price of flour was the base ingredient for what would become one of history’s bloodiest revolutions.
Picture of Kerria lacca from the book, Indian Insect Life: a Manual of the Insects of the Plains by Harold Maxwell-Lefroy

As You Lakh It

How did an oleoresin produced by insects in Asia become a standard part of European furniture manufacture and conservation?
A collection of iron nails found in association with Roman material from between 50 and 400 CE.

Recycling… In Fifth-Century Britain

Once the Roman Empire crashed, so too did metal production in Britain. Luckily, scavenged metal could be reforged or used as is (because they needed spoons).
Nordenfelt submarine of the Ottoman empire, probably Abdül Hamid (Nordenfelt II), c. 1886.

The Great Arms Bazaar of the Nineteenth Century

In the late nineteenth century, fed by the disintegration of the Ottoman empire, the European arms race created a global military surplus.
Allenby St c. 1930

Electrifying the Arab-Israeli Conflict

Jewish immigrants and British authorities tried to sell electrification as a matter of business while Palestinian Arabs viewed it as a Zionist nation-building project.
Soldiers fighting in the Battle of Bennington during the American War of Independence

Revolutionary Atrocity

For the Americans, narratives about the savagery of the British became an important part of nation-building and a moral justification for armed rebellion.
Preparatory sketches for a pittura infamante or shame painting by Andrea del Sarto

Punitive Portraits of the Renaissance

The Italian legal tradition called for the public display of a humiliating—but recognizable—portrait of the disgraced person.