New York's Tenement House Museum now refers to its historic building, tellingly, not as slum housing but as an "urban log cabin"--a starting point for upward mobility.

FORBES: Magazine Article

The streets of Glasgow weren't nearly as friendly 65 years ago when the young Billy Connolly arrived with a plop on the cold linoleum floor of his parents' tenement house.

CNN: Billy Connolly: From welder to wit

It consisted of four stories about the residents of a tenement house at 55 Dropsie Avenue in the Bronx (Mr Eisner, the son of Jewish immigrants, grew up in the 1930s in just such a tenement, with dark bare stairways and interlacing washing lines).

ECONOMIST: Obituary