. Carnegie Institution of Washington publication. . i-o in. FIG. 42. 'GuCI- AIC!3 16 16 14 12 10 V Aiz(sb4)3 8 10 TTJ, FIG! 43. 14 16 18 ZO. 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington

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Keywords: ., bookauthorcarnegieinstitutionof, bookcentury1900, bookdecade1900