Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 177
se as the larger stones, to confine the fresh rubble and to form straight and true faces to the walls, which were afterwards veneered with marble or covered with stucco. Some writers have assumed that the interior filling was mixed as concrete is now, and poured while in a semi-liquid condition be-… … Fig. 4. spread between the facings, and then the broken fragments were placed by hand and pressed down into the mortar. This is shown by the fact that the stones are always placed on their natural bed, and where pieces of pottery are used they are always placed with their faces following the…
Engineering
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