Oregon State University. Extension Service; Lincoln County (Or.); Long Range Planning Conference (1969 : Lincoln County, Or.)(Corvallis, Or. : Oregon State University. Extension Service, 1969)
Oregon State College. Extension Service; Lincoln County (Or.); Long Range Planning Conference (1947 : Lincoln County, Or.)(Corvallis, Or. : Oregon State College. Extension Service, 1947)
Oregon State College. Extension Service; Lincoln County (Or.); Long Range Planning Conference (1956 : Lincoln County, Or.)(Corvallis, Or. : Oregon State College. Extension Service, 1956)
