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If so, they were probably cut at the private mint of Matthew Boulton, of Birmingham, who furnished the United States Government for a long time with planchets for its copper coinage.

One of the smiths proceeded to cut out the rest of the planchets, while his partner formed them into hollow hemispheres with his matrix and die.

"The planchets," says the guide, "after being annealed in those furnaces which you see at the rear of the room, are taken upstairs and most carefully weighed."

This drawing and annealing brings each band of metal to just the right thickness and condition, and we may go on and see the cutting-presses that stamp out the round pieces of metal called "planchets."

At her right hand is a box containing silver planchets, which are to be coined into fifty-cent pieces.