Source Data Reference for:
City = Providence (RI-USA)
Time = 1950
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Providence | 1925 | 412,000 | Tertius Chandler | Four thousand years of urban growth | p506 | ||
| Providence (RI-USA) | 1950 | 248,700 | Johan Huizinga | Internationaal aardrijkskundig woordenboek | |||
| Providence | 1950 | 551,000 | Tertius Chandler | Four thousand years of urban growth | p508 |