. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. Report of U S. National Museum, 1 899. —Merrill Plate 10. IDEAL Sections showing the formation of manganese-Bearing CLAY FROM THE DECAY OF THE LiMESTONE. laiyBooNE Chert L_^ Mangane se-Bearing cLay LzUIzaro Limestone LIj St. Clair Limestone CDsaccharoidal SANOSTONr ORIGINAL CONDITION or the: FIG. 2. FIRST STAGE OF Please note that these images are extracted from scanned page images that may have been


. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. Report of U S. National Museum, 1 899. —Merrill Plate 10. IDEAL Sections showing the formation of manganese-Bearing CLAY FROM THE DECAY OF THE LiMESTONE. laiyBooNE Chert L_^ Mangane se-Bearing cLay LzUIzaro Limestone LIj St. Clair Limestone CDsaccharoidal SANOSTONr ORIGINAL CONDITION or the: FIG. 2. FIRST STAGE OF 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. Board of Regents; United States National Museum. Report of the U. S. National Museum; Smithsonian Institution. Report of the Secretary. Washington : Smithsonian Institution


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Keywords: ., bookauthorsmithsonianinstitutio, bookcentury1800, bookdecade1840