1. Report from the Select Committee on Education of the Poorer Classes in England and Wales(P.P. 1838, VII).
2. Census of Great Britain(P.P. 1841, XIV).
3. Report from the Commissioners Appointed to Take the Census of Ireland for the Year 1841(P.P. 1843, XXIV).
4. S Alexander, J. Mitchell, and A. Oakley . ‘Women's work in nineteenth century London: a study of the years 1820-50 ’, in. The rights and wrongs of women (1976 ), pp. 59 -111 .