Encyclopedias, Almanacs, Transcripts, and Maps
- Alcoholism
- Alcoholism
- Alcoholism
- Alcoholism
- Alcoholism
- Alcohols
- Aldehydes
- Aldehydes
- Aldinach
- Alec J. Jeffreys
- Alectorius (or Alectoria)
- Alectromancy (or Alectryomancy)
- Alejandro Malaspina
- Aleksandr Alexandrovich Friedmann
- Aleksandr Evgenievich Fersman
- Aleksandr Osipovich Gelfond
- Alessandro di Spina
- Alessandro Giuseppi Volta
- Alessandro Piccolomini
- Aleuromancy