Columbia subject headings:
Housing--New York (State)--New York.
Tenement houses--New York (State)--New York.
Working class--Dwellings.
Harvard subject headings:
Housing--New York (State)--New York
Tenement houses--New York (State)--New York
Working class--Dwellings
Princeton subject headings:
Housing--New York (State)--New York.
Tenement houses--New York (State)--New York.
Working class--Dwellings.