. Effective farming; a text-book for American schools. Agriculture. 446 Effective Farming. 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 Sampson, Harry Oscar, 1879-. New York, Macmillan
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear