Source Data Reference for:
City = Zurich
Time = 1950
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Zurich | 1925 | 216,000 | Tertius Chandler | Four thousand years of urban growth | p506 | ||
| Zurich | 1950 | 405,000 | Tertius Chandler | Four thousand years of urban growth | p508 | ||
| Zurich | 1967 | 671,500 | n/a | Hammond World Atlas |