27 February – Saint Gabriel of Our Lady of Sorrows

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

The Holiness of the Church in the Nineteenth Century: Saintly Men and Women of Our Own Times by Constantine Kempf.

Tradition in Action

Longer form biography

Breviarium Romanum Latin.

Writings of Saint Gabriel

You may find his writings published online here.

Art & Architecture

Catalogo generale dei beni culturali

BeWeB

Wikimedia Commons

27 February – Saint Leander

Painting in the Sacristy of Seville Cathedral by Murillo

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum (13 March)

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 

La vie des saints

Tradition in Action

Medieval Hagiography

BHL (13 March)

Acta Sanctorum (13 March)

Writings of Saint Leander

Documenta Catholica Omnia

Iberian Fathers

Art & Architecture

Index of Medieval Art

Medieval Religion Listserv

Portail Biblissima

POP : la plateforme ouverte du patrimoine

Saint Leander and Saint Bonaventure by Murillo

Saints and their Attributes
Saints and their Emblems

Caractéristiques des saints dans l’art populaire by Charles Cahier – cœur, familles saintes, groupe, prince.

Sacred and Legendary Art volume II by Mrs. Jameson.

A Handbook of Christian Symbols and Stories of the Saints as Illustrated in Art by Clara Erskine Clement.

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

The Saints in Art with Their Attributes and Symbols, Alphabetically Arranged by Margaret E. Tabor.

Saints and their Symbols: A Companion in the Churches and Picture Galleries of Europe by E. A. Greene.

The Saints in Art by Joseph Maria von Radowitz.

27 February – Saint Galmier of Lyons

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Sanctorale Catholicum

Lives of the Saints by Alban Butler.

Light from the Lowly volume II by Francis Butina.

Art & Architecture

Index of Medieval Art

Saints and their Attributes
Saints and their Emblems

Caractéristiques des saints dans l’art populaire by Charles Cahier –  enclume, oiseaux.

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.