Source Data Reference for:
City = Blackburn
Time = 1900
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Blackburn | 1880 | 100,000 | passed for the 1st time | Tertius Chandler | Four thousand years of urban growth | p542 | |
| Blackburn | 1900 | 126,000 | Tertius Chandler | Four thousand years of urban growth | p494 | ||
| Blackburn | 1901 | 129,200 | Jan Lahmeyer | http://www.populstat.info/ | n/a |