"Worthington's Range, \"Howard's Chance\", \"Howard's Range\", or \"Tierney Gambrel Roof House\", is a historic slave plantation located between Clarksville, Columbia and Simpsonville in Howard County, Maryland, United States.Rachel Worthington ( - 1776) settled the site in 1753, carving out 369 acres of \"Worthington's Range\" from her husbands existing slave plantation. The house is the birthplace of Paul Griffith Stromberg. The \"Miller Cemetery\" lies about two hundred feet Northwest from the house."@en . "Worthington's Range"@en .