ECU Libraries Catalog
- 1877 to 1879 1
- 1880 to 1889 4
- 1890 to 1899 4
- 1900 to 1909 31
- 1910 to 1919 5
- 1920 to 1929 14
- 1930 to 1939 17
- 1940 to 1949 43
- 1950 to 1959 94
- 1960 to 1969 146
- 1970 to 1979 132
- 1980 to 1989 370
- 1990 to 1999 1,108
- 2000 to 2009 955
- 2010 to 2018 343