Lives of the Saints by Alban Butler.
Lives of the Saints by Sabine Baring-Gould.
The Liturgical Year by Dom Guéranger.
Miniature Lives Of The Saints For Every Day In The Year by Henry Sebastian Bowden.
Writings by Pope Cornelius
Art & Architecture
An article on Saint Cornelius with photographs of artworks associated with him including the frescoes in the Catacomb of Callixtus in situ.
Medieval Religion Listserv – 2016 Dillon.
The Saints in Art by Joseph Maria von Radowitz.
Emblems of Saints by Which They Are Distinguished in Works of Art by F. C. Husenbeth.