ECU Libraries Catalog
- 1894 to 1899 15
- 1900 to 1909 105
- 1910 to 1919 27
- 1920 to 1929 25
- 1930 to 1939 56
- 1940 to 1949 29
- 1950 to 1959 98
- 1960 to 1969 83
- 1970 to 1979 178
- 1980 to 1989 421
- 1990 to 1999 1,041
- 2000 to 2009 5,612
- 2010 to 2019 6,331
- 2020 to 2024 830