Overview: Conclusion. Items appraised in New Orleans include an 1858 map of the Mississippi River, Mardi Gras memorabilia (including a Krewe of Rex coin from 1862) and a collection of Civil War-era copies of the Philadelphia Inquirer, including the papers from the day after the Gettysburg Address and the Lincoln assassination. Also: promotional materials for the 1934 movie “It Happened One Night.”