Playground in Evolution.

Playground in Evolution.

[School children in playground.]

Vacation Play-Grounds in Crotona Park, 1901.

Vacation play grounds - 1901. Crotona Park.

Public School 105 from Manhattam in the vacation playground in Bronx-Park. August 19th 1902.

[School children in playground.]

Vacation play grounds - 1901. Crotona Park.

Public School 105 from Manhattan at the vacation playgrounds in Bronx-Park. August 19th 1902.

Vacation Playground, 66th Street and 1st Avenue, Manhattan. August 26th 1902.

Public School 105 from Manhattan at the vacation playgrounds in Bronx-Park. August 19th 1902.

Division Street playground, opening of it.

Public School 105 in Manhattan at the vacation playgrounds in Bronx-Park. August 19th 1902.

Vacation Play Grounds, 1901, Public School 177.

Dumbell excercise in play yard -- public school at Monroe and Market Streets.

Dumbell excercise in play yard -- public school at Monroe and Market Streets.

Division Street playground, opening of it.

Backyard playground in Nurse's settlement, Henry Street.

Hester Street. The Street, the school children's only playground

Vacation Play-Grounds - 1901, Crotona Park.