in spinning mills, factories and in agriculture in 19th-century Switzerland, but also to the 1960s so-called Verdingkinder (literally: "contract children" or "indentured child laborers") were children who were taken from their parents, often due to poverty or moral reasons – usually mothers being unmarried, very poor citizens, of Gypsy–Yeniche origin, so-called Kinder der Landstrasse, etc.