12 November – Saint Theodore the Studite

Hagia Sophia in Thessaloniki (about)
Theodore Psalter
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Lives of the Saints by Alban Butler.

Lives of the Saints by Sabine Baring-Gould.

Victories of the Martyrs by Saint Alphonsus Liguori.

Writings by Saint Theodore of Studium

Documenta Catholica Omnia

“The Published Works”

A Homily on Fasting and Dispassion

Two Letters from Exile

Letter to the Nun Anna

Catechesis to His Monks

Testament

Art & Architecture

Index of Medieval Art

Portail Biblissima

Menologion of Basil II (about)

Hosios Loukas mosaic

Nea Moni Mosaic

Saints and their Emblems

12 November – Saint Nilus of Sinai

Saint Nil écrivant (France, Paris. Bibliothèque nationale de France, Département des manuscrits, Grec 923 f.238)
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Lives of the Saints by Alban Butler.

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.

Pictorial Half Hours with the Saints by Auguste François Lecanu.

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

Art & Architecture

Portail Biblissima

Saints and their Emblems