Source Data Reference for:

City = St Etienne
Time = 1850

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
St Etienne	1850	55,000			Tertius Chandler	Four thousand years of urban growth	p26
St Etienne	1850	54,000			Paul Bairoch	La population des villes europeennes de 800 a 1850
St Etienne	1866	96,600			n/a	Gothaischer Hofkalender
St Etienne	1873	100,000	passed for the 1st time		Tertius Chandler	Four thousand years of urban growth	p542