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Updated: May 23, 2025
Many seem to have been constructed without the aid of cement; and writers have contended that the Peruvians were unacquainted with the use of mortar, or cement of any kind.28 But a close, tenacious mould, mixed with lime, may be discovered filling up the interstices of the granite in some buildings; and in others, where the wellfitted blocks leave no room for this coarser material, the eye of the antiquary has detected a fine bituminous glue, as hard as the rock itself.29
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