""A History of the Western Boundary of the Louisiana Purchase: 1819-1841"" is a book written by Thomas Maitland Marshall and published in 1914. The book provides a detailed account of the events that led to the establishment of the western boundary of the Louisiana Purchase. It covers the period from 1819 to 1841, which was a time of significant political and territorial changes in the United States.The book starts by providing a brief overview of...