Waiting to be let into playground.

Waiting to be let into playground.

Waiting to be let into playground.

Police Station Lodging Room 2. Waiting to be let in to Mulberry Street Station.

Baby in slum tenement, dark stairs--it's playground.

Baby in slum tenement, dark stairs--it's playground.

Street Arabs in sleeping quarters.

Street Arabs in sleeping quarters.

Bone Alley Park site -- when the tenements were torn down, one of the small park sites I [Jacob A. Riis] located, taken 1898.

[Jacob A. Riis.]

Bone Alley Park site -- when the tenements were torn down, one of the small park sites I [Jacob A. Riis] located, taken 1898.

Street Arabs in sleeping quarters.

Old Barney in Cat Alley.

[Jacob A. Riis.]

Blind Beggar.

"I Scrubs." Katie , who keeps house in West Forty-ninth Street.

Old Barney in Cat Alley.

Shelter Island; Coming through the Fields.

Under the Dump at West 47th Street.

"Washing Up" in the Newsboys' lodging house.