The dangerous classes of New York and twenty years' work among them.

Eitemau Tebyg

• A ten years' war; an account of the battle with the slum in New York.
  gan: Riis, Jacob A. (Jacob August), 1849-1914
  Cyhoeddwyd: (1969)
• Protecting New York City's children /
  gan: Kahn, Alfred J. (Alfred Joseph), 1919-
  Cyhoeddwyd: (1961)
• The synagogues of New York's Lower East Side /
  gan: Fine, Jo Renee
  Cyhoeddwyd: (1978)
• Religion and the rise of the American city; the New York City mission movement, 1812-1870.
  gan: Smith-Rosenberg, Carroll
  Cyhoeddwyd: (1971)
• Poverty in New York, 1783-1825
  gan: Mohl, Raymond A.
  Cyhoeddwyd: (1971)