- CollectionArchives/RG-F - RG-F: Faculty and Staff
- Series8 - Faculty Members' Office Files
- Subseries8.12 - Henry Walker Office Files
- Box1 - Untitled
- 14 more...
- File15 - Department Correspondence
- File16 - Department Correspondence to Math Students
- File17 - Department Information
- File18 - Evaluation Criteria for Grinnell College Writing Assessment Project
- File19 - Informational Brochures
- File20 - "An Inntroduction to C Through Annotated Examples" by Henry M. Walker
- File21 - Lecture Programs
- File22 - Library Pathfinder for: "The Computer, Threat to Society?"