The Illustrated Synaxarion of the Orthodox Church (PDF)
compiled by Antonios Markou
published by St. Symeon the Translator's Centre for Hagiographical Studies
The Great Collection of the Lives of the Saints: September (Volume 1)
written/compiled by St. Demetrius of Rostov
published by Chrysostom Press
distributed by Saint Herman Press
Paterikon for Kids #4: The Rich Man and the Loaf of Bread - Saint Peter the Tax Collector (available in 10 languages!)
My Synaxarion: September (English, Greek)
September Package (English, Greek)
Egle-Ekaterine Potamitis
Potamitis Publishing