. Ancient civilizations of Mexico and Central America. Indians of Mexico; Indians of Central America. THE AK is oi greater thickness and the archaic layer of lesser thickness. The remains extend below the present level of the water and may indicate that considerable changes have taken place in the level of the lake. Hut we must remember that many of the ancient settlements were. /5 20 ?-&*;?. »tj Temple mounds of Tol- t< can period. Surface finds of Azteean period. Remains of Toltecan period. Deep stratum of water- bearing gravels contain- ing remains of archaic period. Bed rock of hard
. Ancient civilizations of Mexico and Central America. Indians of Mexico; Indians of Central America. THE AK is oi greater thickness and the archaic layer of lesser thickness. The remains extend below the present level of the water and may indicate that considerable changes have taken place in the level of the lake. Hut we must remember that many of the ancient settlements were. /5 20 ?-&*;?. »tj Temple mounds of Tol- t< can period. Surface finds of Azteean period. Remains of Toltecan period. Deep stratum of water- bearing gravels contain- ing remains of archaic period. Bed rock of hard clav Fig. 11. Diagram of Culture Strata at Atzcapotzalco. built over the water and that land was made in ancient times, as it is today in the gardens of Xochimilco, by deepening canals. Archaic remains are also common on the denuded tops of hills wThich may once have been covered bv Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Spinden, Herbert Joseph, 1879-1967. New York
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Keywords: ., bookcentury1900, booksubjectindianso, booksubjectindiansofmexico
