He had already demonstrated his inventive nature by inventing a new kind of paper for cannon cartridges, which did not smoulder after the cannon had fired.
These did not smoulder after the cannon had fired. He had already demonstrated his inventive nature by inventing a new kind of paper for cannon cartridges.
He had already demonstrated his inventive nature by inventing a new kind of paper for cannon cartridges. These did not smoulder after the cannon had fired.
He had already demonstrated his inventive nature by inventing a new kind of paper for cannon cartridges. These did not smoulder after the cannon had fired.