ECU Libraries Catalog
- 1951 to 1954 2
- 1955 to 1959 2
- 1960 to 1964 8
- 1965 to 1969 14
- 1970 to 1974 61
- 1975 to 1979 94
- 1980 to 1984 103
- 1985 to 1989 159
- 1990 to 1994 77
- 1995 to 1999 67
- 2000 to 2004 69
- 2005 to 2009 41
- 2010 to 2014 21
- 2015 to 2019 8
- 2020 to 2021 2