Mezue ahịrịokwu na-esonụ: A kụghasịrị Ferris Wheel ma wughachi ya na Lincoln Park, Chicago, na 1895, ma kụghasịa ma wughachi ya nke ugboro atọ na nke ikpeazụ maka
1904 World's Fair na St. Louis, Missouri, ebe e mesịrị kwatuo ya na 1906.