Public domain image of a banknote, paper money, free to use, no copyright restrictions image - Picryl description
Public domain photograph of Germany, free to use, no copyright restrictions image - Picryl description
Public domain photograph of train station, free to use, no copyright restrictions image - Picryl description
Picryl description: Public domain image of children in poverty, child labor, Great Depression, 1930s, migrant workers, free to use, no copyright restrictions.