ECU Libraries Catalog
- 1887 to 1889 1
- 1890 to 1899 0
- 1900 to 1909 1
- 1910 to 1919 0
- 1920 to 1929 3
- 1930 to 1939 10
- 1940 to 1949 3
- 1950 to 1959 11
- 1960 to 1969 17
- 1970 to 1979 43
- 1980 to 1989 60
- 1990 to 1999 82
- 2000 to 2009 80
- 2010 to 2019 54
- 2020 to 2021 2