Frogs : their natural history and utilization /
Wright, Albert Hazen, 1879-1970.
Frogs : their natural history and utilization / By A. H. Wright. - Washington : Govt. Print. Off., 1920. - 44 p. : XXII pl. ; 23 cm. - U. S. Bureau of fisheries. Doc. 888 .
At head of title: Department of commerce. "Appendix VI to the report of the U. S. commissioner of fisheries for 1919." Plates printed on both sides.
f 20000156
Frogs.
QL668.E2 / W65
Frogs : their natural history and utilization / By A. H. Wright. - Washington : Govt. Print. Off., 1920. - 44 p. : XXII pl. ; 23 cm. - U. S. Bureau of fisheries. Doc. 888 .
At head of title: Department of commerce. "Appendix VI to the report of the U. S. commissioner of fisheries for 1919." Plates printed on both sides.
f 20000156
Frogs.
QL668.E2 / W65