File:Dique Nezahualcóyotl primer mapa de Tenochtitlan.png

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Summary

Description	English: Detail of Nezahualcóyotl's dam to control water levels around Tenochtitlan
Date	circa 1520 date QS:P,+1520-00-00T00:00:00Z/9,P1480,Q5727902
Source	Primer Mapa de la Ciudad de México
Author	Hernán Cortes

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