http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Harvesting and cleaning grass and legume seed in the Western Gulf Region
1 online resource (142 unnumbered pages : illustrations
Title from title screen (viewed on Jan. 4, 2012).
Wolff, Simon E. (Simon Emanuel), b. 1892.
Agriculture handbook (United States. Department of Agriculture) ; no. 24