The Frontier Period as Represented by American Art By dickersond16 Aug 21, 1796 Birth: Asher Brown Durand Sep 11, 1829 Birth: Thomas Hill Feb 12, 1837 Birth: Thomas Moran Feb 11, 1848 Death of Thomas Cole Jan 1, 1849 Kindred Spirits Jan 1, 1862 Valley of the Catawissa in Autumn Jan 1, 1884 Yosemite Falls