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  1. Arizona State Devil No. 1

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    Historical Timeline of Concrete

    9000 BC
    Gobekli Tepe terrazzo floors (enclosure B layer III) and rectangular buildings of layer II. Mesolithic to Neolithic type of concrete in Anatolia (western Asia), constructed of burnt lime and clay, with aggregate.
    6500 BC
    Nabataean geopolymer type of Stone age concrete in Syria, permanent heating ...

    Updated 02-08-19 at 01:31 PM by Garry Denke

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