The aim of this article is to reconstruct child labour force participation rate in the first decade of the twenty century in two textile Catalan towns in the Cuenca del Ter: Manlleu and Torelló. Local statistics on child labour show that the massive incorporation of children to the labour market occurred after the age of then. School leaving records support this finding. The incorporation of boys and girls to the labour market was sharply affected by the different gender organization of labour in the textile spinning manufactures in these two municipalities, especially within the range of then to fourteen years old. Occupations and labour conditions of both boys and girls were also very different. Our analysis includes supply and demand as ...