CHAPTER XX

THE DEVELOPMENT OF MEANING IN THE NAMES OF WEIGHTS AND MEASURES

1. General remarks 240 2. The nail and the clove; the inch and the ounce 242 3. The carat and the grain 245 4. The tun and the fother 252

## CHAPTER XXI THE OLD MEASURES AND WEIGHTS OF FRANCE

1. The Southern system 253 2. The Northern system 259

## CHAPTER XXII THE METRIC SYSTEM 271

## CHAPTER XXIII HOW THE METRIC SYSTEM WORKS IN FRANCE 284

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