. Animal intelligence; experimental studies. Animal intelligence. 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 Thorndike, Edward L. (Edward Lee), 1874-1949. New York, The Macmillan company

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectanimalintelligence