Construction and operation of cable-chain drag for nest searches
By: [by Keneth F. Higgins ... et al.]
Contributors: Higgins, Kenneth F., author
Series: Wildlife leaflet -- 512
Publisher: Dept. of the Interior, Fish and Wildlife Service
Published: 1977
Place of publication: Washington
Language: eng
Number of pages: 14
Subjects: Birds -- Nests; Chain drive -- Design and construction; Cables
Notes: Bibliography: p. 14