Survey of Minnesota repositories with holdings of immigrant letters
| Name | City | URL | Collection title | Volume | Letters | Diaries | Memoirs | Date range | Language | Nativity |
| Northeast Minnesota Historical Center University of Minnesota-Duluth | Duluth | http://www.d.umn.edu/lib/nemhc/ | ||||||||
| Aftenro Society, Duluth | 2.5 linear ft | yes | 1910-1976 | Not listed | Norwegian | |||||
| Daughters of Norway | 1.5 linear ft | yes | 1903-1959 | English | Norwegian | |||||
| Elvera Olson, "Jackpine Ridge" | 91 pages | yes | 1972 | English | Swedish | |||||
| Emanuel G. Swanstrom | 7 items | yes | 1860-1886 | English | Swedish | |||||
| International Institute | 2.5 linear ft | yes | 1926-1963 | English | Not listed | |||||
| Jens Flaaten | 2.5 inches | yes | 1896-1958 | English | Not listed | |||||
| Joseph Bogdanich | 1.5 inches | yes | 1931-1972 | English | Not listed | |||||
| Laurette Reitz | 1 in | yes | 1885-1064 | Swedish | Swedish | |||||
| Peter O. Tilderquist and Family | 3.75 linear ft | yes | 1857-1960 | Not listed | Swedish | |||||
| Reverend Frederick Baraga | .5 linear ft | yes | yes | 1835-1860 | German, English | German | ||||