21 February – Saint Germanus of Grandval

Crosse de Saint Germain de Trèves (about)
Chaussures de saint Germain de Trèves
Frauenfeld, Kantonsbibliothek Thurgau, Y 111
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Lives of the Saints by Alban Butler.

Lives of the Saints by Sabine Baring-Gould.

Medieval Hagiography

BHL

Acta Sanctorum

The Cult of Saints in Late Antiquity Database

Art & Architecture

Les trésors de Moutier-Grandval

Saints and their Emblems

Caractéristiques des saints dans l’art populaire by Charles Cahier – assassinat, epee.

20 February – Saint Tyrannion and Companions

Martyrdom of Saints Nilus, Peleus, Elias, and Companions in the Menologion of Basil II (about)
S. Silvain, évêque et martyr (St. Sylvanus, Bishop and Martyr), February 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
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum (numbers 2 and 3)

Roman Martyrology

Lives of the Saints by Alban Butler.

Medieval Hagiography

BHL

Acta Sanctorum

The Cult of Saints in Late Antiquity Database

Art & Architecture

Saints and their Emblems