Perhaps the most famous steamboat race on the Mississippi River came when the Robert E. Lee beat the Natchez from New Orleans to St. Louis in 1870. The record stood for some six decades, when a wave of races up the river started.
"Chasing the Robert E. Lee: Boat Races on the Mississippi River,"
The Confluence (2009-2020): Vol. 11
, Article 2.
Available at: https://digitalcommons.lindenwood.edu/confluence_2009/vol11/iss2/2