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"B is the pan on which the coin rests, at a point above the beam. The coins are placed in a rouleau in the hopper C and the lowest one is pushed on to the pan B by a slide. While the coin is being moved the hanger D is held firmly by the forceps E to prevent the pan from being pushed sideways." —Encyclopaedia Britannica

Center and End Knife Edges with Scale Pan Coin Weighing

"B is the pan on which the coin rests, at a point above the beam. The coins are placed in a rouleau…