Modern Hagiography
Roman Martyrology – 22 December & June 1
The Lives of the Saints by Alban Butler.
Lives of the Saints by Sabine Baring-Gould.
Ancient Hagiography
The Cult of Saints in Late Antiquity Database
Letter of Saint Dionysius of Alexandria to Fabius Bishop of Antioch (scroll down to Epistle 3)
Art & Architecture
Nihil sub sole novum 