. A contribution to the morphology and biology of insect galls [microform]. Galles (Botany); Galls (Botany). . 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 Cosens, A. (Absalom), d. 1938. [Toronto] : University library, pub. by the librarian

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectgallsbo, bookyear1912