Campinas: city in the state of São Paulo, Brazil

1830: calendar year

sugarcane: several species of grass cultivated for sugar production

slavery in Brazil: the social relation of production adopted in Brazil from the colonial period until just before the end of the Empire

engenho: sugar cane mill

man: male adult human

sidewalk: footpath along the side of a road or a street

shirt: garment for the upper body

machine: tool containing one or more parts that uses energy to perform an intended action

mill: device that breaks solid materials into smaller pieces by grinding, crushing, or cutting

foot: weight-bearing anatomical structure found in vertebrates

slavery: system under which people are treated as property to be bought and sold, and are forced to work