Oregon State College. Federal Cooperative Extension Service; Gillen, Winnifred K.(Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1950-10)
Oregon State College. Federal Cooperative Extension Service; Gillen, Winnifred K.(Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1956-12)
Oregon State College. Federal Cooperative Extension Service; Gillen, Winnifred K.(Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1954-11)
Oregon State College. Federal Cooperative Extension Service; Cowgill, Helen J.; Taskerud, Esther; Gillen, Winnifred K.(Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1948-09)
Oregon State College. Federal Cooperative Extension Service; Gillen, Winnifred K.(Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1950-10)
