Dee ihe ndị ọzọ dị na paragraf a - Onye na-eto eto bụ́ Etzel mụụrụ Nikolaus Friedrich von Thouret ihe site na 1831 ruo 1835. N'afọ 1835, Karl von Etzel rụrụ ọrụ n'ọrụ owuwu na France, gụnyere okporo ụzọ Paris (Saint-Lazare)  Saint-Germain nwere àkwà mmiri n'elu Seine na Asnières (nke e bibiri n'oge mgbanwe nke February nke 1848
ma mesịa wughachi ya). N'afọ 1837, ọ bụ ya bụ onye isi injinia maka owuwu nke ụgbọ okporo ígwè Versailles.