Encyclopedias, Almanacs, Transcripts, and Maps
- Alcober Figuera, Juan Tomas, St.
- Alcock, John
- Alcoholics Anonymous
- Alcolea
- Alconière, Theodore
- Alconstantini
- Alcorsono
- Alcott, Amy
- Alcuin, Bl.
- Alcuin°
- Aldabi, Meir ben Isaac
- Aldanov, Mark
- Aldebert and Clement
- Aldegundis, St.
- Aldeiamento System in Brazil
- Aldema, Gil
- Aldemar, St.
- Alderman, Geoffrey
- Aldetrude, St.
- Aldhelm, St.