County probate courts held concurrent jurisdiction in citizenship cases during this time and records of these could also be checked. At statehood in 1896, the district courts began keeping separate series of naturalization records and declarations of intention in each county. For other possible sources consult the Research Guide to Naturalization records. The first volume has an index at the beginning. The other volumes are indexed in a separate volume.
Entries are alphabetic by first letter of the new citizen's surname.
The series was transferred to the Archives in 1989 and scheduled by Pat Scott. Archival processing by A.C. Cone was finished the same year. The series was microfilmed in 1998. Sept. 1, 1894-Jan.