Survey of Minnesota repositories with holdings of immigrant letters
| Name | City | URL | Collection title | Volume | Letters | Diaries | Memoirs | Date range | Language | Nativity |
| Iron Range Research Center, Minnesota Discovery Center | Chisholm | http://mndiscoverycenter.com/research-center | ||||||||
| August Hedberg diary | 2 pages | yes | 1886 | English (trans.) | Sweden | |||||
| Cooperatives of the Iron Range | 2 folders | yes | 1945-1951 | Finnish, English | Finland | |||||
| Harvey Kekke, "My Autobiography for My Son, Kenneth" (1983) | Yes | English | Finland | |||||||
| John A. Redfern papers | 0.5 linear ft | yes | 1906-1933 | English | England, Canada | |||||
| John Berquist letters | 1 folder | yes | 1936-1951 | Finnish | ||||||
| Michael Joseph Prebilic, Sr. collection | 0.5 linear ft | yes | yes | yes | 1932-1962 | Slovene | Slovenia | |||
| MN Finnish American Historical Society records | 2 linear ft | yes | 1950-1955 | Finnish, English | Finland | |||||
| Nickolos Rudman Dragisich collection | 1 linear ft | yes | 1913-1969 | Croatian | Croatia | |||||
| Reverend Harald Farseth papers | 9.5 linear ft | yes | 1905-1957 | Norwegian, English | ||||||
| Reverend Milma Lappala papers | 1.5 linear ft | yes | 1915-1959 | Finnish, English | Finland | |||||
| Sylva Nickoloff collection | 3 linear ft | yes | 1927-1978 | Bulgarian, English, Slovene, German | (Macedonia) | |||||
| Wiktor Ryhti collection | 1 letter | yes | 1920's | Finnish | Finland | |||||