Featured Primary Source Sets
Curated collections of primary and secondary sources focused on a single topic to inform and engage teachers and students.

Learn how the lumber industry used natural resources, labor, technology, and transportation to harvest Minnesota's pine forests.

Minnesota's Three Major Railroads
Learn how three of Minnesota's major railroads formed and how they contributed to the development of Minnesota.

Read letters written by Sinclair Lewis about his house, work, and experiences while living in Duluth in the 1940s.

Twin Cities Streetcars - The Rise and Fall
Learn about the rise and fall of streetcars in the Twin Cities - the first public transit system in the area.