13 November – Saint Nicholas I

The transfer of the remains of St Clement (about)
Miniature facing text of a privilege of Pope Nicholas I to Charles the Bald
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Lives of the Saints by Sabine Baring-Gould.

Tradition in Action

Medieval Hagiography

BHL

Art & Architecture

Index of Medieval Art

Catalogo generale dei beni culturali

BeWeB

Europeana

Wikimedia Commons

Post-Biblical Saints Art Index
Saints and their Emblems