Keywords
- Arithmetic--Study and teaching1
- Ark of the Covenant1
- Arma Christi1
- Armada (1588)1
- Armenian Church1
- Armies1
- Armor1
- Armorial stamps1
- Arnaldus, de Villanova, -13111
- Arrighi family1
- Art and philosophy1
- Art, Flemish1
- Art, Indic1
- Arthur, King1
- Asceticism--Early church1
- Ascetics1
- Asher Yeshaʻy., a.b.d. ḳ. Ropshits1
- Asia1
- Assassination1
- Assumption of the Blessed Virgin Mary1