- CollectionMS/MS 01.51 - Leonard F. Parker. Notes for his book, History of Poweshiek County 1906- 1911 1906-1911
- 2 - Sans titre
- 16 en plus...
- Dossier17 - Epidemics
- Dossier18 - Iowa
- Dossier19 - Grinnell manufactures
- Dossier20 - Pioneering
- Dossier21 - Kilburn family
- Dossier22 - Irish
- Dossier23 - Blacksmithing; Prof. Chamberlain
- Dossier24 - Brief notes on Grinnell businesses (banks, Morrison Ricker, etc.)
- Dossier25 - Brief notes on the town of Grinnell (water, parks, etc.)
- 16 en plus...