Encyclopedias, Almanacs, Transcripts, and Maps
- Ad Bestias
- Ad Limina Visit
- Ad Majorem Dei Gloriam (A.M.D.G.)
- Ad Perennis Vitae Fontem
- Ad Regias Agni Dapes
- Ad Sanctam Beati Petri Sedem
- Ad Tuendam Fidem
- Ad-Din ar-Rumi, Jalal
- Adab
- Adadi, Abraham ?ayyim ben Masoud ?ai
- Adah
- Adalar, St.
- Adalard, St.
- Adalbald of Ostrevand, St.
- Adalberg, Samuel
- Adalbero of Augsburg, Bl.
- Adalbero of Metz
- Adalbero of Würzburg, St.
- Adalbert of Bremen
- Adalbert of Prague, St.