MEXICAN COINS.
| 1 onza—gold, = 16 dollars. |
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| 1 peso—silver, = 1 dollar. |
| 1 real—silver, = 12 1 / 2 cents. |
| 1 medio real—silver, = 6 1 / 4 cents. |
| 1 quartillo—copper, = 3 1 / 8 cents. |
| 1 tlaco—copper, = 1 9 / 15 cents. |
MEASURES.
| 1 foot = 0.928 feet English. |
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| 1 vara (three feet Mexican) = 2.784 feet English = 2 feet 9.3141 inches English. |
| 1 legua (26.63 to 1 meridian) = 5000 varas = 2.636 miles English. |