On July 21, 1873, they turned to train robbery, derailing the Rock Island train in Adair, Iowa and stealing approximately $3,000 ($51,000 in 2007). For this, they wore Ku Klux Klan masks, deliberately taking on a potent symbol years after the Klan had been suppressed in the South by President Grant’s use of the Force Acts.
The James-Younger Gang robbed their first train near Adair, Iowa. During the robbery, they wrecked the Chicago, Rock Island and Pacific Railroad Train and overturned the engine. The train engineer died in the accident and the gang made off with $3,000 from passengers and funds retrieved from the express car.