1. Free Library of Philadelphia, Lewis O 29 Title: Ajbīyah. Al-Salām la-ki yā Maryam Author: Coptic Orthodox Church Place: Egypt
2. Free Library of Philadelphia, Lewis O 126 Title: Coptic hymns and prayers Author: Coptic Orthodox Church Place: Egypt
3. Free Library of Philadelphia, Lewis O 168 Title: Book on calendars, planets and astrology Place: Egypt