ECU Libraries Catalog
- 1876 to 1879 1
- 1880 to 1889 1
- 1890 to 1899 4
- 1900 to 1909 5
- 1910 to 1919 4
- 1920 to 1929 5
- 1930 to 1939 21
- 1940 to 1949 27
- 1950 to 1959 47
- 1960 to 1969 72
- 1970 to 1979 154
- 1980 to 1989 395
- 1990 to 1999 590
- 2000 to 2009 802
- 2010 to 2019 204