Unearthing America's ancient history : investigations suggests that the Maya have designed the first astronomical observatory in the New World in order to cultivate corn. - Washington, D.C.

1. Verfasser: Morley, Sylvanus Griswold, 1883-1948.
Ort/Verlag/Jahr: 1931.
Schlagworte:
iDAI.gazetteer: Mexiko
Enthalten in: The national geographic magazine ; 60.1931, S. 99-126 : 27 Ill.
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