Old Historical City, Parish and State Maps of Louisiana
New Orleans Stays True to Its History Even as it Evolves - Federal Reserve Bank of Atlanta
Louisiana County Maps: Interactive History & Complete List
Old Historical City, Parish and State Maps of Louisiana
Map of the Foreign-Born Population of the United States, 1900
What is the Population of Louisiana - Answers
Louisiana, History, Map, Population, Cities, & Facts
Louisiana, History, Map, Population, Cities, & Facts
Using every source I could find plus a lot of guess work, I 've made a map of Earth in the Halo universe (more info in comments) : r/halo