- CollectionMS/MS 01.120 - Helena Percas de Ponseti Papers (1925-2011), 1960-2010
- Box25 - Untitled
- File1 - Materials found in identified books
- File2 - Materials found in unidentified books
- File3 - Photocopies of books, essays (1)
- File4 - Photocopies of books, essays (2)
- Item5 - Dictionnaire des Noms des Personnages du Don Quijote de Cervantes
- Item6 - Cervantes y Pasamonte
- Item7 - Ancona, Ronnie. Writing passion : a Catullus reader. Wauconda, Ill. : Bolchazy-Carducci Publishers.
- File8 - Misc. Ponseti