South Dakota School of Mine and Technology has online collections that might be useful to genealogists and family historians, including:
- BHMMR “Black Hills Mines and Minerals Resource Collection consists of a variety of photographs, records, publications, realia documenting the mining and minerals industry in the Black Hills of South Dakota. Numerous items relating to the local history of the area are also contained in this collection.”
- Campus Archives “South Dakota School of Mines Archives contains documents, photographs, publications, audiovisual materials and realia documenting the history of South Dakota School of Mines since its inception in 1885 to the present day.”
- Local History “Items dealing with the history of the area.”
These collections are searchable at the Digital Library of South Dakota.