He then worked for the '' Portland Mercury '' , traveling to New Orleans for a prizefight in January 1891 , and , when he returned , earned money through selling his drawings as postcards .
He then worked for the '' Portland Mercury '' , traveling to New Orleans for a on January 14 , 1891 between Portland , Oregon champion Jack Nonpareil Dempsey and Bob Fitzsimmons . 
 When he returned , he earned money through selling his drawings as postcards .