. Carnegie Institution of Washington publication. . A. Oats at Lincoln, Mav IS. B. Oats at Phillipsl)urg, Mav 19. C. Oats at Burlington, Mav 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: ., bookauthorcarnegie, bookcentury1900, bookdecade1920, bookyear1922