. Commercial poultry raising;. Poultry. Dead Germ. Fertile Egg. 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 Roberts, Howard Armstrong, 1885- [from old catalog]. Philadelphia, D. McKay


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpoultry, bookyear1920