ECU Libraries Catalog
- 1878 to 1879 2
- 1880 to 1889 3
- 1890 to 1899 11
- 1900 to 1909 291
- 1910 to 1919 86
- 1920 to 1929 246
- 1930 to 1939 291
- 1940 to 1949 621
- 1950 to 1959 1,327
- 1960 to 1969 1,729
- 1970 to 1979 1,290
- 1980 to 1989 1,404
- 1990 to 1999 1,946
- 2000 to 2009 1,584
- 2010 to 2019 1,476
- 2020 to 2023 179