Keywords: FMIB 41986 Part of a Beaver Dam 250 Feet in Length.jpeg Part of a Beaver Dam 250 Feet in Length Subject Beavers--Habitat Beavers--Hydraulic engineering--Dams Tag Aquatic Mammals Dams 1907 Cite book Annual Reports of the Forest Fish and Game Commissioner of the State of New York for 1904-1905-1906 10th-12th New York State Forest Fish and Game Commissioner Albany NY J B Lyon Company State Printers 1907 Facing page 404 W H De Graff PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 41986 Images from the Freshwater and Marine Image Bank to check Beaver dams Standing men Three men Black and white photographs |