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Rh Labor (a cultivated field).—A square containing 1,000,000 square varas, or 177 acres.

Texas Measure.—League and labor, 20,000,000 square varas, or 4,605 acres.

To find the number of acres in a given number of square varas, divide by 5,046, fractions rejected.

The unit of the metric or French system of weights and measures is the metre, which is equal to 39.37 inches.