. Bulletin. Ethnology. Roberts] ARCHEOLOGICAL REMAINS IN ARIZONA 219 flood waters found their way into the pit while the superstructure was still in place. Above these layers was a thick deposit of wind- blown sand containing some ash and sporadic pieces of charcoal. This stratum probably represents an appreciable interval, as it was rather evenly spread throughout the pit and of greater depth than average for this kind of material in the district. Above this was a thick stratum of coarse clay streaked with lines of decayed wood. The level unquestionably represents the stage when the roof col-
. Bulletin. Ethnology. Roberts] ARCHEOLOGICAL REMAINS IN ARIZONA 219 flood waters found their way into the pit while the superstructure was still in place. Above these layers was a thick deposit of wind- blown sand containing some ash and sporadic pieces of charcoal. This stratum probably represents an appreciable interval, as it was rather evenly spread throughout the pit and of greater depth than average for this kind of material in the district. Above this was a thick stratum of coarse clay streaked with lines of decayed wood. The level unquestionably represents the stage when the roof col-. -Sections in first and second units. 15 FEET lapsed and fell into the partially filled pit. The clay was the melted-down plaster and roof material. On top of this layer were half a dozen thinner strata composed of water-washed sand and clay containing some small fragments of charcoal and occasional traces of ashes, and two thicker layers of sand, clay, and charcoal. These unquestionably were carried into the depression by an intermittent series of small floods sweeping down across the site. When the lat- ter had been deposited the pit was filled to the top of the masonry wall at the back of the bench. Then several layers of clean sand and gravel were left there and these in turn were covered by wind-. 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 Smithsonian Institution. Bureau of American Ethnology. Washington : G. P. O.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectethnolo, bookyear1901
