Travers, Bridget World of Invention, Gale Research, 1994, Further reading Gale, Robert L., The Gay Nineties in America: A Cultural Dictionary of the 1890s, Greenwood Press (1992), 1843 births 1909 deaths 19th-century American inventors People from Chicago American people in rail transportation American mechanical engineers Knox College (Illinois) alumni People from Galesburg, Illinois People of Illinois in the American Civil War Engineers from Illinois