Keywords: Thomas Jefferson to George Rogers Clark fossils 1807.jpg en In 1807 Thomas Jefferson sent General George Rogers Clark to Big Bone Lick Kentucky to collect fossils The site of an ancient salt lick the Kentucky site had once attracted Pleistocene-era mammoths giant ground sloths and giant bison which had died near the salt lick when they became trapped in the surrounding bogs leaving a rich heritage of fossils In his letter of 1807 Jefferson requests that General Rogers have the bones that Rogers had collected packed and shipped to a New Orleans collector who would then forward them to Washington In a letter written the next year 1808 Jefferson described to the French naturalist Bernard Germain de Lacépède the details of Clark's expedition and offered the bones and other examples of American fauna to the National Institute of Paris Library of Congress American Memory http //memory loc gov/award/icufaw/bmc0098/0001v jpg Thomas Jefferson 1807-12-19 PD-old-100 Letters by Thomas Jefferson George Rogers Clark 1807 letters History of Kentucky |