ECU Libraries Catalog
- 1886 to 1889 3
- 1890 to 1899 7
- 1900 to 1909 7
- 1910 to 1919 42
- 1920 to 1929 1
- 1930 to 1939 1
- 1940 to 1949 0
- 1950 to 1959 6
- 1960 to 1969 1
- 1970 to 1979 20
- 1980 to 1989 9
- 1990 to 1999 95
- 2000 to 2009 85
- 2010 to 2019 28
- 2020 to 2025 14