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Subject
- German shepherd dog--Training.[remove]5
- Animal behavior.1
- Animal intelligence.1
- Animal trainers.1
- Children and animals.1
- Dog owners.1
- Dogs--Behavior.1
- Dogs--Training.1
- Dogs.1
- German shepherd dog--Behavior.1
- German shepherd dog--Psychology.1
- Heidt, Horace, 1901-1986.1
- Kidnapping victims.1
- Kidnapping.1
- Motion picture journalism--History.1
- Music--United States.1
- Pet owners.1
- Warden, C. J. (Carl John), 1890-1