The Brother I. Leo O'Donnell Archives traces more than 125 years of CBU history and houses several distinctive collections:
NOTE: Information requests and visits to the Archives are by appointment only. The O'Donnell Archives are not located inside of Plough Library. Interested visitors and researchers may contact firstname.lastname@example.org to arrange access.
The De La Salle Christian Brothers Midwest Province Archival Record & Museum Collections was moved to Manhatten College, Bronx, NY, in 2014.
The Leslie H. Kuehner Napoleon Collection was moved to DePaul University, Chicago, IL, in 2011.