. Elementary biology, animal and human. Biology. 58 ANIMAL BIOLOOr to screen her house and so keep flies away from food, for one never knows where these insects have been crawling or what disease germs may be cUnging to their feet. City authorities. 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 Peabody, James Edward, b. 1869; Hunt, Arthur Ellsworth, joint author. New York, The Macmillan company

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbiology, bookyear1912