17 June – Saint Avitus

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Lives of the Saints by Alban Butler.

Lives of the Saints by Sabine Baring-Gould.

Character Calendar 

Pictorial Lives of the Saints

La vie des saints

Medieval Hagiography

BHL

Acta Sanctorum

The Cult of Saints in Late Antiquity Database

Writings of Saint Avitus

The Poems 

Letters and Selected Prose (free to borrow with registration)

Oeuvres completes (in Latin)

Letters to Clovis (free to borrow with registration)

Art & Architecture

Index of Medieval Art

Portail Biblissima

Medieval Religion Listserv – 2010 Dillon, 2012 Dillon.

Saints and their Attributes

16 June – Saint Lutgardis

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Dictionary of Saintly Women

Miniature Lives Of The Saints For Every Day In The Year by Henry Sebastian Bowden.

Cistercian Fathers

Medieval Hagiography

BHL

Acta Sanctorum

Barbara Newman, Thomas of Cantimpré: The Collected Saints’ Lives: Abbot John of Cantimpré, Christina the Astonishing, Margaret of Ypres, and Lutgard of Aywières (2008) (not in the public domain).

The Writings of Saint Lutgardis

The Heavenly Court of the Holy Cistercian Nun Saint Lutgarde of Brabant

Art & Architecture

Catalogo generale dei beni culturali

BeWeB

Warburg Institute Iconographic Database

“The Chair of Saint Lutgard: The Cult of a Medieval Object”

Dream of Lutgardis on Charles Bridge in Prague

Post-Biblical Saints Art Index
Saints and their Attributes

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.

16 June – Saint Quiricus and Saint Julitta

Chapel of Theodotus in Santa Maria Antiqua

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Sanctorale Catholicum

Dictionary of Saintly Women

Lives of the Saints by Alban Butler.

Lives of the Saints by Sabine Baring-Gould.

The Liturgical Year by Dom Guéranger.

La vie des saints

Stories of the Saints for Children Second Series by Mary Seymour.

Victories of the Martyrs by Saint Alphonsus Liguori.

Tradition in Action

Medieval Hagiography

BHL, Supplement

Acta Sanctorum

The Cult of Saints in Late Antiquity Database

The Golden Legend (and illustrations)

Art & Architecture

Index of Medieval Art – Saint Julitta & Saint Cyricus

Catalogo generale dei beni culturali

BeWeB

Portail Biblissima

POP : la plateforme ouverte du patrimoine

Warburg Institute Iconographic Database 

Guide to Christian Iconography: Images, Symbols, and Texts 

Medieval Religion Listserv – 2010 Dillon, 2012 Dillon.

The Shrine to Saints Quiricus and Julitta in the Chapel of Theodotus in the church of Santa Maria Antiqua in Rome (backgroundvideo introducing the churchvideo of the chapel, in Italian – extensive photo gallery, and another extensive photo gallery)

15C Martyrdom of Saint Julitta

Post-Biblical Saints Art Index
Saints and their Attributes
Saints and their Attributes

Lives and Legends of the Great Hermits and Fathers of the Church, with Other Contemporary Saints by Mrs. Arthur Bell.

Music

Cantus: A Database for Latin Ecclesiastical Chant