http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Report of chief of Bureau of Biological Survey
Also includes data on land acquired for migratory bird refuges.
Annual report on activities of Bureau of Biological Survey. Reports cover wildlife protection, control of pests and predatory animals, and administration of wildlife refuges and conservation laws.
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2014. digital, PDF file. ProQuest U.S. Executive Branch Documents Mode of access: World Wide Web via ProQuest website.