ECU Libraries Catalog
- 1897 to 1899 2
- 1900 to 1909 10
- 1910 to 1919 46
- 1920 to 1929 218
- 1930 to 1939 351
- 1940 to 1949 351
- 1950 to 1959 589
- 1960 to 1969 1,619
- 1970 to 1979 2,483
- 1980 to 1989 7,136
- 1990 to 1999 10,294
- 2000 to 2009 11,791
- 2010 to 2019 4,040
- 2020 to 2021 1,100