ECU Libraries Catalog
- 1894 to 1899 1
- 1900 to 1909 0
- 1910 to 1919 3
- 1920 to 1929 8
- 1930 to 1939 31
- 1940 to 1949 31
- 1950 to 1959 41
- 1960 to 1969 141
- 1970 to 1979 623
- 1980 to 1989 747
- 1990 to 1999 700
- 2000 to 2009 1,637
- 2010 to 2019 303
- 2020 to 2024 56