In what ways did a ""new south"" emerge economically in the late nineteenth century?

During the late 19th century, the South after the Civil War was booming. South was changing its face with rapid industrialization along with vocational training centers. Iron manufacturing was increasing along with the American Tobacco Company in the South, which pushed the South in becoming more economically developed.  Agriculture and cotton were dominating the economy again. White supremacy in the South was building up because of the segregation (Jim Crow laws).

in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion