Pelican Publishing. p. 23. ↑ "Louisiana Purchase – Thomas Jefferson's Monticello". www.monticello.org. ↑ Junius P. Rodriguez, The Louisiana Purchase: A Historical and Geographical Encyclopedia (2002) ↑ Jaap Jacobs, The Colony of New Netherland: A Dutch Settlement in Seventeenth-Century America (2009) ↑ Michael G. Kammen, Colonial New York: A History (1996) ↑ John Andrew Doyle, English Colonies in America: Volume IV The Middle Colonies (1907) ch.