Muskrat investigations in Dorchester County, Md., 1930-34 /
Smith, Frank R., 1907-
Muskrat investigations in Dorchester County, Md., 1930-34 / by Frank R. Smith. - Washington, D.C. : U.S. Dept. of Agriculture, 1938. - 24 p., 6 p. of plates : ill. ; 23 cm. - Circular / United States Department of Agriculture ; no. 474 . - Circular (United States. Department of Agriculture) ; no. 474. .
Cover title. Contribution from Bureau of Biological Survey.
Bibliography: p. 23-24.
agr38000293
Muskrat--Maryland--Dorchester County.
SF405.M7 / S55
630.6173
1 / Ag84C no.474
Muskrat investigations in Dorchester County, Md., 1930-34 / by Frank R. Smith. - Washington, D.C. : U.S. Dept. of Agriculture, 1938. - 24 p., 6 p. of plates : ill. ; 23 cm. - Circular / United States Department of Agriculture ; no. 474 . - Circular (United States. Department of Agriculture) ; no. 474. .
Cover title. Contribution from Bureau of Biological Survey.
Bibliography: p. 23-24.
agr38000293
Muskrat--Maryland--Dorchester County.
SF405.M7 / S55
630.6173
1 / Ag84C no.474