29 July – Saint Felix II

Couronnement de Félix II (France, Paris. Bibliothèque nationale de France, Département des manuscrits, Latin 4915 f.263)
Bott. romana (1656), San Felice Papa
The Book of Saints

Modern Hagiography

Bibliotheca Sanctorum

Martyrologium Romanum

Roman Martyrology

Lives of the Saints by Sabine Baring-Gould.

The Lives of Saints, with Other Feasts of the Year, According to the Roman Calendar by Peter Ribadeneira.

Medieval Hagiography

BHL, Supplementum

Acta Sanctorum

The Cult of Saints in Late Antiquity Database

Art & Architecture

Index of Medieval Art

Catalogo generale dei beni culturali

BeWeB

Portail Biblissima

Warburg Institute Iconographic Database

Medieval Religion Listserv

Saints and their Attributes

Music

Cantus: A Database for Latin Ecclesiastical Chant

Resources for the Study of 17th- Century History – Designing a Curriculum

Vintage History Books
Vintage Histories for Children (generally for elementary and middle years)
Vintage Historical Surveys Written by Catholic Historians
An Overview of US History Survey Textbooks and Primary Source Text Anthologies, With an Eye to the 17th Century
The Pageant of America, a Pictorial History of the United States
Story of Nations Library
Great Events by Famous Historians – Volume X – 1558-1608, Volume XI – 1609-1660, & Volume XII – 1661-1710

Anthologies
Primary Source Text Anthologies
Crowned Masterpieces of Eloquence, 17th Century
The World’s Story: A History of the World in Song, Story, and Art
Library of Original Sources – Volume V/9th to 16th Centuries & Volume VI/1650-1800
Readings in European History – Volume II
Readings in Medieval and Early Modern History

Since our approach is global, there are many more specific resources that I do not list here.