Livres de slave labor

The tariff of conscience

Race and family in the Colonial South

American Negro Slavery (A Survey of the Supply, Employment and Control of Negro Labor as Determined by the Plantation Regime)

The rise, progress, and phases of human slavery

O trabalho indígena

Facts for thinking men

A letter to Jean-Baptiste Say, on the comparative expense of free and slave labour

For Whom the Belles Toiled

Remarks during a journey through North America in the years 1819, 1820, and 1821

The Liberation Of The Serfs The Economics Of Unfree Labor

Homens de Grossa Aventura. Acumulacao e. hierarquia na praca mercantil do Rio de Janeiro (1790-1830)

Slavery today

From Hitler's Death Camps to Stalin's Gulags

Thoughts on labor in the South

Chattel slavery and wage slavery

Practical rules for the management and medical treatment of negro slaves in the sugar colonies