Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Picryl description: Public domain photograph group portrait, free to use, no copyright restrictions.
Picryl description: Public domain image of boy workers, child labor, working children, economic conditions, free to use, no copyright restrictions.
Picryl description: Public domain image of child labor, exploitation, children workers, economic conditions, free to use, no copyright restrictions.