The coal industry employed nearly 3300 women, 4400 boys and 1221 girls under the age of sixteen in underground labour
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← Leopold I of Belgium timeline
The coal industry employed nearly 3300 women, 4400 boys and 1221 girls under the age of sixteen in underground labour
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-21 from Wikipedia. The archived copy is preserved so this citation survives link rot.