The frogs and toads of the Chicago area / by Karl P. Schmidt, Asst. Curator of Reptiles and Amphibians.
Chicago frogs and toads
Schmidt, Karl Patterson,
Field Museum of Natural History.
Field Museum of Natural History,
Fieldiana, Popular series, Zoology, was published by Field Museum of Natural History, Dept. of Zoology as Leaflet (no. 1-5, 1922-1923), as Zoological leaflet (no. 6, 1924), and as Zoology leaflet (no.
QL668.E2 S36 1929
Zoology leaflet ; no. 11