A naturalist in the Great Lakes region,
Downing, Elliot Rowland, b. 1868.
A naturalist in the Great Lakes region, by Elliot rowland Downing. - Chicago, Ill., The University of chicago press [c1922]. - xxv, 328 p. front., illus., maps (l double) diagrs. 20 cm. - The University of Chicago nature study series. .
"Book list": p. 308-309.
22009379
Geology--Illinois.
Natural history--Illinois.
Nature
Great Lakes region
Physical geography--Illinois.
A naturalist in the Great Lakes region, by Elliot rowland Downing. - Chicago, Ill., The University of chicago press [c1922]. - xxv, 328 p. front., illus., maps (l double) diagrs. 20 cm. - The University of Chicago nature study series. .
"Book list": p. 308-309.
22009379
Geology--Illinois.
Natural history--Illinois.
Nature
Great Lakes region
Physical geography--Illinois.