Source Data Reference for:
City = Columbus (OH-USA)
Time = 1950
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Columbus | 1925 | 268,000 | Tertius Chandler | Four thousand years of urban growth | p506 | ||
| Columbus | 1950 | 430,000 | Tertius Chandler | Four thousand years of urban growth | p508 | ||
| Columbus | 1950 | 79,600 | Johan Huizinga | Internationaal aardrijkskundig woordenboek | |||
| Columbus | 1950 | 375,900 | Johan Huizinga | Internationaal aardrijkskundig woordenboek |