 When her boyfriend Ben Kilpatrick and she fled east to evade the law after a train robbery in 1901, the couple traveled under the names "Mr. and Mrs. Benjamin Arnold".In an arrest report following the train robbery, dated November 6, 1901, Bullion's name is filed as "Della Rose" and her aliases are stated to be "Clara Hays" and "Laura Casey and [Laura] Bullion".The arrest report lists her profession as prostitute.