Across
- 3. a system of social classes
- 5. the study of stars
- 6. helps kingdoms get more food
- 9. a cylinder that shows a signature
- 10. an important river
Down
- 1. dynasty of North India
- 2. a work of art
- 4. a building for worship
- 7. dominant group that came from the Caspian Sea
- 8. strong metal; good trade item