. Bulletin of the Illinois State Laboratory of Natural History. Natural history -- Illinois. S3b& t£. is. ^o«^in c. i'lS- — St a; seatat ©T«r ttoe Bii;flM:TWQU»i regiica swatk ^ s^IhstitJtf* *-. 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 Illinois State Laboratory of Natural History. Bloomington, Ill. : The Laboratory

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Keywords: ., bookauthorillinoisstatelaborato, bookcentury1900, bookdecade1910