Law Enforcement Case Files, 1913-1925.

Arranged alphabetically by last name of person or name of company and thereunder chronologically by date of correspondence. There is a U.S. attorney's file at the beginning of the series. Most of the files are those of people accused of crimes; the remainders pertain to the stock detectives, superintendent, district farmer, other agencies, and businesses with interests in crimes committed by Indians. The type of crimes were usually of the following nature: horse or cattle stealing, selling cattle that they did not own, using pasture land without permission, selling liquor to Indians, and drunkenness.