Columbia subject headings:
United States--Social conditions.
Working class--United States.
Harvard subject headings:
New York (N.Y.)--Fiction
Poor--New York (State)--New York--Fiction.
Short stories, American
Street children--New York (State)--New York--Fiction.
Tenement houses--New York (State)--New York--Fiction.
Princeton subject headings:
City and town life--Juvenile literature.
Fiction.