"But few people really have any idea how these pieces were used."

That was certainly true, when no board or pieces were used!

The piece can be shown on a wall, and used as a window of light.

Not all 24 pieces may be used by each player during the game.

"He's allowed me to use a piece of art to raise money for a social issue."

She made no effort to make a point or use a piece of information dramatically.

Only one piece may be used to move or capture per turn.

Only one piece may be used per turn for capture.

Only one piece is used for movement or capture per turn.

In one window alone he used 10,000 separate pieces of glass.