6 September – Saint Magnus of Füssen

Annus Dierum Sanctorum
Praesit volatilibus caeli, et bestiis, universaeque terrae, omnique reptili.
and let him have dominion over the fowls of the air, and the beasts, and the whole earth, and every creeping creature.
Genesis 1.26

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Lives of the Saints by Sabine Baring-Gould.

Medieval Hagiography

BHL, Supplement

Acta Sanctorum

Art & Architecture

Index of Medieval Art

Portail Biblissima

POP : la plateforme ouverte du patrimoine

Warburg Institute Iconographic Institute 

Medieval Religion Listserv – 2016 Dillon.

Saints and their Attributes

Lives and Legends of the English Bishops and Kings, Mediaeval Monks, and Other Later Saints by Mrs. Arthur Bell.

Emblems of Saints by Which They Are Distinguished in Works of Art by F. C. Husenbeth.

Music

Cantus: A Database for Latin Ecclesiastical Chant