by Rachel DeShong, Special Event Coordinator and Map Curator This blog post is the third and final post in a series of three highlighting John Melish, a 19th century cartographer, and the impact his 1816 map,  Map of the United States with the Contiguous British & Spanish Possessions, had on U.S. history. As the United States … Continue reading Part III: The Red River Resolution: Defining the Border Once and for All