Dates: 1824-1966
Places: Bayfield (Wis.)
Correspondence, newspaper clippings, legal papers, genealogical materials, diaries, recipe books, and other papers pertaining to a fur trader, Minnesota territorial delegate to Congress, United States senator, and state public official and entrepreneur, his wife Matilda, and members of their extended family. Includes information about federal land surveying, Fort Snelling, Indian affairs, Rice's business affairs, the American Fur Company and individual fur traders, railroad construction, and a court-martial of a member of the 59th New York Volunteers. Papers for 1901-1966 are chiefly those of the Robert (Auerbach) Rice family and include information about their business affairs and the change of the family name from Auerbach to Rice.

Dates: 1739-2005 (bulk 1850-1960)
Places: Europe
Correspondence, biographical data, subject files, speeches, financial records, maps, publications, photographs, clippings and scrapbooks, and corporate records documenting the personal lives and business activities of the James J. Hill and Louis W. Hill families.

Dates: 1869-1999 (bulk 1906-1999)
Papers and a scrapbook of a woman living with her husband and children near Minnesota's Lower Sioux Agency in the 1860s, who was captured and held captive during the U.S.-Dakota War of 1862. Includes correspondence, genealogical materials, photographs, travel diaries, and baby books of several of her descendants, most of whom lived in California.

Dates: 1854-[198-]
Papers of Ernest Carl Oberholtzer, noted conservationist, explorer, and wilderness philosopher of the Rainy Lake area. He is most closely associated with the Quetico-Superior Council of which he was a founder (1928) and president; with the President's Quetico-Superior Committee, on which he served from 1934-1968; and in general with the struggle to preserve the wilderness character of the border lakes region between the United States and Canada, especially as a founder and officer (1937-1967 of the Wilderness Society.

Dates: 1679-1970
Places: Becker County (Minn.)
Microfilm, photocopies, and transcripts of miscellaneous documents relating to the Hudson's Bay Company, a Canada-based fur trading company incorporated in 1670 with a royal charter from King Charles II, collected at various times by the Minnesota Historical Society.

Dates: 1861-1970
Corporate records of the St. Paul-based Northern Pacific, its predecessors, and its subsidiaries and affiliates, documenting their operations across the northern tier of western states for more than one hundred years, until its 1970 merger with the Great Northern, the Chicago, Burlington and Quincy, and the Spokane, Portland and Seattle that formed the Burlington Northern.

Dates: 1861-1989
Places: Europe
Business and personal correspondence, newspaper clippings, print materials, scrapbooks, diaries, personal reminiscences on a variety of topics and individuals, and other papers of a Minneapolis flour-milling executive who was an active participant in public affairs. Includes diaries of James Ford Bell's father, James Stroud Bell, and papers of other Bell family members.

Dates: 1862-1989
Places: Arriba (Colo.)
Biographical and genealogical data, including charts; extensive correspondence files (1862-1986); Women's Auxiliary Army Corps records and newsletters (1943-1946); school essays, report cards, and related papers (1901-1937); newspaper clippings (1939-1989); photographs (1906-1960); diaries (1912-1937); and other papers relating to the Sherman and Helen (Nellie) (Crapsey) Follett family of St. Paul (Minn.), with additional information on several related families.

Dates: 1867-1970
Correspondence and subject files (1870-1951), annual reports to regulatory agencies (1883-1967), corporate accounting records (1867-1970), and other miscellaneous records created or compiled by the Northern Pacific administrative unit responsible for the accounting, auditing, and statistical analysis functions of the railway company.

Dates: 1860-1972
Places: Duluth (Minn.)
Correspondence, reports, interview transcripts, statistical information extracted from published and manuscript sources, photographs, and related materials documenting the operations of the Oliver Iron Mining Company on the Mesabi Iron Range, and also including some materials on the Vermilion Iron Range.

Dates: 1491-2009 (bulk 1860-2009)
Genealogical and biographical data, research notes, correspondence, family documents, photographs, and other materials relating to the family of James Lowe (1820-1896), a Murray County, Minnesota farmer and poet who had lived in Scotland, Quebec, and Iowa before coming to Minnesota. The material was collected by his great-grandson, Thomas Lowe Hughes, and includes both original and photocopied documents.

Dates: circa 1849-1922, 1941-1942
Typed transcriptions of or excerpts from newspaper articles relating to the history of Minnesota, compiled (1938-1942) from selected Minnesota newspapers under the auspices of the Minnesota Federal Writers’ Project, a program of the Minnesota Work Projects Administration. Includes information on the following broad topics: agriculture, business and industry, conservation, cooperatives, education and culture (includes religion), federal government, folkways, geography, immigration and settlement, labor, names, nationality (ethnic and racial) groups, natural resources, politics, public welfare, social attitudes, taxation, transportation, utilities, and weather and climate.

Dates: 1817-1977
Places: Mountain Lake (Minn.)
Genealogical materials and information collected by Schultz relating to the Schultz and Eitzen families; Schultz family correspondence, scrapbooks, and related papers; and papers and unpublished manuscripts written by Schultz.