- CollectionArchives/RG-F - RG-F: Faculty and Staff
- Series9 - Faculty Publications
- Subseries9.3.1 - Ralph A. Luebben Professional Papers
- Box4 - Publications 4
- FileL-1 - History of the 283rd Engineer Combat Battalion
- FileL-2 - Ethnographic Survey of Southeastern Liberia: The Grebo-Speaking Peoples
- FileL-3 - Flintknapping: Making and Understanding Stone Tools
- FileL-4 - The Bronze Age in Grinnell : 1 Drawing
- FileL-5 - They Cried Out, Saying Crucify Him, Crucify Him
- 4 more...