Special circular - Ohio Agricultural Experiment Station.

no.10-45; no.14-16; no.15-16; no.18; no.21; no.23-25; no.27; no.27 1930; no.29 1930; no.29-31 1930; no.30-31; no.30 1930; no.33; no.36; no.36-38 1931-1932; v.14-50 (Bd. w/o no.20,22,24,31-33,37-39,42,45)(1928-1938); v.55 REV.(1940); no.38; no.40; no.40-41; no.42-47; no.43-44; no.46; no.48-62 (1936-41); v.62 REV.(1943); v.63 REV.(1943); no.49-56; v.51-77 (Bd w/o no.54,61)(1938-1948); no.58; no.60; no.62-65,67; no.63-97 Inc.; no.69-80; no.81-82 1950; no.82 (1950); no.84-85; no.86 1951; no.63-90 (1942-53) (lacks no.81); no.87-89; no.90; no.91rev; no.91-92; no.92 (1956); no.93; no.95 (1960); no.96; no.96 (1961); v.78-95 (Bd. w/o no.81)(1948-1960); v.96-97(1960-1961); no.91 (1970:Dec.rev.); no.91 Rev.(1970); no.91 (1978:Nov.rev.); no.91 Rev.(1978); v.13(1928); v.24(1929); v.31(1930); v.32(1931); v.33(1931); v.37(1932); v.38(1932); v.42(1932); v.45(1934); v.61(1941); v.78(1948); v.79(1949); v.80(1949); v.81(1949); 1-45