1856
1857
19th
african
archival
archive
black
cardenas
caribbean
century
chinese
commerce
cuba
cuban
enslaved
factories
factory
group
groups
historic
historical
human
humans
indoors
industrial
industry
interior
la
labor
labour
lithograph
male
man
men
mill
nineteenth
people
plantation
ponina
production
slave
slavery
slaves
sugar
technology
trade
trading
wage-laborers
work
worker
workers
working