Pool, Raymond J. 1882-1967. Marching with the grasses. [electronic resource] . — [Lincoln] : Univ. of Nebraska Press, 1948.. — xii, 210 p. : illus., maps (part fold.) 24 cm. Bibliography: p. 191-201. LCCN: agr49000023 Nat. Bib. Agency Control No.: CAT10729764 DNAL Subjects--Topical Terms: Grasses.Grain. LC Class. No.: SB189 / .P74 Dewey Class. No.: 633 National Agricultural Library Call No.: 60.1 / P78