Former President Truman with mule | Harry S. Truman
File:Daily Appointment Sheet for President Harry S. Truman - DPLA - 985b8fb0868207b7c1f219589d32b476.jpg - Wikimedia Commons
LongView Historic Photo Restoration - Colorized circa 1948 photo of President Harry S. Truman with a pair of Missouri mules in harness at the Missouri State Fair in Sedalia. Photo by Gerald
The Missouri Compromise - Truman Library Institute
MUles! - COMO Magazine
University of Missouri College of Veterinary Medicine Mule Club
The Missouri Mule and Harry Truman - The Drunkard's Almanac