Across
- 4. Invented a new way of welding, referred to as "arc welding."
- 8. Patented the invention of large flowerpots reinforced by steel.
- 10. Floor of this army were paved with 230,000 bricks.
Down
- 1. This type of steel was named after an ancient type of blade.
- 2. Crucial construct from early France made of concrete.
- 3. The first bricks appeared during this era.
- 5. Famous The location of a famous rust-resistant iron pillar.
- 6. The first brick-making machine was made by:
- 7. Main component of concrete.
- 9. Accidently made steel.