Subject
- Animal intelligence.1
- Animal shelters.1
- Animal sounds.2
- Animal trainers.1
- Animal welfare.1
- Animals.2
- Antarctica--Description and travel.1
- Antarctica--Discovery and exploration.1
- Antarctica.1
- Anthems.1
- Anthropology.5
- Anti-Saloon League of New York.2
- Anti-war demonstrations.1
- Antiaircraft artillery.3
- Apartment houses.1
- Apartments--New York (State)--New York.2
- Apartments.1
- Apples.2
- Aquatic sports--United States.5
- Aquatic sports.4