1.   Soon he was helping to dig clay from the ground and chop wood for the kiln.

2.   The rest worked as slave laborers, digging clay out of the swampy banks to make bricks.

3.   When he exhausted that supply, he remembered, he went to a stock pond on the family property and dug clay from its banks.

4.   Last month, he visited the brick factory in Cologne, Germany, where he worked for three years lugging bricks and digging clay.