ECU Libraries Catalog
- 1954 to 1954 1
- 1955 to 1959 0
- 1960 to 1964 3
- 1965 to 1969 12
- 1970 to 1974 55
- 1975 to 1979 92
- 1980 to 1984 94
- 1985 to 1989 97
- 1990 to 1994 61
- 1995 to 1999 98
- 2000 to 2004 68
- 2005 to 2009 94
- 2010 to 2014 62
- 2015 to 2019 50
- 2020 to 2024 12