. Biological survey of the Mount Desert Region. Natural history -- Maine Mount Desert Island. BIOLOGICAL SURVEY OF MOUNT DESERT REGION DIRECTED BY WILLIAM PROCTER. 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 Procter, William, 1872-1951; Mount Desert Island Biological Laboratory; Johnson, Charles Willison, 1863-1932; Blake, Charles Henry, 1901-. Philadelphia, The Wistar Institute of Anatomy and Biology

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Keywords: ., bookcentury1900, bookdecade1920, bookpublisherphiladelphiathewis