Results for "International Geophysical Year, 1957-1958"
- Finding Aid
SIA RU007150, American Ornithologists' Union, Records, 1883-1977
- Date: 1883 1883-1977
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA RU007440, American Ornithologists' Union, Records, 1871-1994, with related records from 1845
- Date: 1845 1845-1994 1871-1994, with related records from 1845
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 10-216, American Ornithologists' Union, Records, 1915-2010
- Date: 1915 1915-2010
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 19-154, American Ornithologists' Union, Records, 1888, 1909, 1921-1956, 1975, 1980-1990, 2016, and undated
- Date: 1888 1888-2016 1888, 1909, 1921-1956, 1975, 1980-1990, 2016, and undated
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 97-090, American Ornithologists' Union, Records, circa 1950-1991
- Date: 1950 1950-1991 circa 1950-1991
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 09-260, American Ornithologists' Union, Records, 1926-2009
- Date: 1926 1926-2009
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 12-187, American Ornithologists' Union, Records, 1950-2000
- Date: 1950 1950-2000
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 12-363, American Ornithologists' Union, Records, 1883, 1954-2011
- Date: 1954 1954-2011 1883, 1954-2011
- Creator: American Ornithologists' Union
- Creator: Smithsonian Institution Archives