20 October – Saint John Cantius

The Miracle of St. John Cantius
St. Sylvester (Harthofen)
Compositions artistiques (about)
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Roman Martyrology

Lives of the Saints by Sabine Baring-Gould.

The Liturgical Year by Dom Guéranger.

Character Calendar

Pictorial Lives of the Saints

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

La vie des saints

Early Modern Hagiography

Acta Sanctorum

Breviarium Romanum – Latin & English.

Art & Architecture

Catalogo generale dei beni culturali

BeWeB

Europeana

Wikimedia Commons

Warburg Institute Iconographic Database

Saints and their Emblems

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

Customs & Devotions

Prayers to Saint John Cantius

20 October – Saint Iria of Tomar

Tiles from the main church of Santa Iria de Azóia
Death of St Iria
Ste. Irène, vierge et martyre (St. Irene, Virgin and Martyr), October 20th, from Les Images De Tous Les Saincts et Saintes de L'Année (Images of All of the Saints and Religious Events of the Year), Jacques Callot (French, Nancy 1592–1635 Nancy), Etching; second state of two (Lieure)
Les Images De Tous Les Saincts et Saintes de L’Année
Annus Dierum Sanctorum
Erit sepulchrum eius gloriosum.
His sepulchre shall be glorious.
Isaiah 11.10
Semitae tuae in aquis multibus.
thy paths in many waters
Psalm 76.20
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Roman Martyrology

Dictionary of Saintly Women

Lives of the Saints by Alban Butler.

Lives of the Saints by Sabine Baring-Gould.

Medieval Hagiography

BHL

Acta Sanctorum

Art & Architecture

Church of Santa Iria (Santarém)

19C Painting

Saints and their Emblems

Customs & Devotions

Procession

20 October – Saint Caprasius of Agen

SANCTUS CALMINIUS CO(N)STRUIT TERCIAM ABBA(T)IAM NOMINE MAUZIACUM IN ARVERNENSI EPISCOPATU IN ONORE BEATI CAPRASII MARTIRIS ET SANCTI PETRI QU(A)M O(F)FER(T) EISDEM SANCTIS.
Autel portatif dit de Bégon (about)
Martyre de saint Caprais (France, Paris. Bibliothèque nationale de France, Département des manuscrits, Français 51 f.85v)
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Lives of the Saints by Sabine Baring-Gould.

La vie des saints

Victories of the Martyrs by Saint Alphonsus Liguori.

Medieval Hagiography

BHL, Supplement

Acta Sanctorum

The Cult of Saints in Late Antiquity Database

Art & Architecture

Index of Medieval Art

Portail Biblissima

POP : la plateforme ouverte du patrimoine

San Caprasio in Santa Cruz de la Serós, Jacetania, Spain

A Guide to Christian Iconography: Images, Symbols, and Texts

Saints and their Emblems