This document discusses the history of child labor in factories and industries in various countries from the 18th century to present day. It provides photos and descriptions of children working in difficult conditions in textile mills, coal mines, potteries and other factories with long hours, low pay and safety risks. Many faced injuries or death from dangerous machinery. Child labor laws were introduced but not always enforced. The document shows child labor continues today in places like brick making factories in Pakistan, garment factories in India and waste sorting in landfills in Nicaragua.