- CLVI : Walter H. Lavin: Manuscripts
- CLVI 1/01-04 Group : Notebooks, Journals and Ledgers 1901-1911
- CLVI 1/05 Folder : "Official List of the Officers who were in the Campaign of Mexico in 1847"
- CLVI 1/06 Folder : Religion Notebook 1904
- CLVI 2/01-03 Group : Religion Notebook 1904
- CLVI 2/04-07 Group : Religion Notebook 1916-1917