Source Data Reference for:
City = Bilbao
Time = 1950
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Bilbao | 1950 | 229,300 | Johan Huizinga | Internationaal aardrijkskundig woordenboek | |||
| Bilbao | 1950 | 320,000 | Tertius Chandler | Four thousand years of urban growth | p509 |