An old rear-tenement in Roosevelt Street.

An old rear-tenement in Roosevelt Street.

Rear Tenements in Mott Street, in which an Italian shot his wife dead and escaped, 1894.

In a Ludlow Street tenement lodging cellar.

Rear Tenements in Mott Street, in which an Italian Shot his wife dead and escaped, 1894.

The Old Church" Tenement.

"The Old Church" Tenement.

"The Old Church" Tenement.

Yard in Jersey Street Tenement.

Typical Tenement Fire escape, serving as an extension of the "flat" -- Allen Street.

Typical Tenement Fire escape, serving as an extension of the "flat" -- Allen Street.

Necktie workshop in a Division Street tenement.

Necktie workshop in a Division Street tenement.

Necktie workshop in a Division Street tenement.

Necktie workshop in a Division Street tenement.

Rear Tenements in Mott Street, in which an Italian Shot his wife dead and escaped, 1894.

In a Ludlow Street tenement lodging cellar.

In a Ludlow Street tenement lodging cellar.

Bird's-Eye View of an East Side Tenement Block.

Necktie workshop in a Division Street tenement.