Q. What kinds of materials are on each floor of Pius Library?

Lower Level
media, curriculum, current periodical, and microform collections

Level 1
Vatican Film Library

Level 2 
books and journals with call numbers E through H (American history, geography, anthropology, recreation, social sciences)

Level 3
University Archives, Rare Books, and Manuscript collections

Level 4
books and journals with call numbers J through P (political science, law, education, music, fine arts, language and literature)

Level 5
books and journals with call numbers Q through Z (science, medicine, agriculture, technology, military science, naval science, bibliography, library science) and the Oversized collection 

Lewis Annex (accessible from Pius Level 2)
books and journals with call numbers A through D can be found on the Annex's four floors (general works, philosophy, psychology, religion, auxiliary sciences of history, world history)