. Bulletin. 1901-13. Agriculture; Agriculture. Fig. I. Median section of beech tie (France), impregnated with tar oil; laid in track in Median section of beech tie (France), impregnated with tar oil; laid in nacK in 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 United States. Bureau of Plant Industry, Soils, and Agricultural Engineering. Washington Govt. Print. Off

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