sentences:  The Monon line spanned from New Albany to Chicago, and the Jeffersonville, Madison, and Indianapolis Railroad provided Clark County and southern Indiana with access to the northern trading centers of Indianapolis and Chicago.Industries locating to Clark County during the nineteenth century included the Louisville Cement Company in Speed, Indiana and the Ford Plate Glass Company established in Jeffersonville in 1876.During the 1920s, Clark County attracted the Colgate-Palmolive Company to the Clarksville Riverfront.