USA (1,379,301) > Montana (9,860) > Lewis and Clark County (568) > Lewis and Clark County Immigration Records (7)
USA (1,379,301) > Montana (9,860) > Montana Immigration Records (189) > Lewis and Clark County Immigration Records (7)
NOTE: Additional records that apply to Lewis and Clark County are also on the Montana Immigration Records page.
Declarations of intention, 1866-1929 FamilySearch Library
Montana County Naturalization Records, 1867-1970 Ancestry
Montana, Federal Naturalization Records, 1870-1999 Ancestry
Naturalization record information of Lewis & Clark Co., MT. : 1866-1941 FamilySearch Library
Helena Immigration RecordsIndexes to naturalization records of the Montana territorial and federal courts, 1868-1929 FamilySearch Library
Naturalization records, 1894-1906, United States District Court (Montana : Helena) Archive Grid
Record of citizenship, 1891-1898, United States District Court (Montana : Helena) Archive Grid
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