Ka cika wannan magana: Matashi Etzel ya yi karatu daga shekara ta 1831 zuwa 1835 tare da Nikolaus Friedrich von Thouret. A cikin 1835 Karl von Etzel ya yi aiki a kan ayyukan gine-gine a Faransa, ciki har da Paris (Saint-Lazare) -Saint-Germain Railway tare da gada a kan Seine a Asnières (wanda aka lalata a lokacin yakin basasa na Faransa).
Juyin Juya Halin Fabrairu na 1848 kuma daga baya aka sake gina shi). A cikin 1837 shi ne Babban Injiniya don gina hanyar jirgin kasa ta Versailles.