10 July – Saint Amalberga of Maubeuge

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Dictionary of Saintly Women

Lives of the Saints by Sabine Baring-Gould.

Great Wives and Mothers

Medieval Hagiography

BHL

Acta Sanctorum

Art & Architecture

Images de Saints et Saintes issus de la Famille de l’Emperor Maximilien I. – I, II, III

Europeana, alternately

Erfgoedplus.be

Museum Catharijne Convent (search “Amelberga”)