Lives of the Saints by Alban Butler.
Lives of the Saints by Francis Weninger.
Lives of the Saints by Sabine Baring-Gould.
Our Birthday Bouquet Culled from the Shrines of the Saints and the Gardens of the Poets by Eleanor C. Donnelly.
Theodoret, Ecclesiastical History
Art & Architecture
Fourteenth-century reliquary in Hildesheim
The Saints in Art by Joseph Maria von Radowitz.