ECU Libraries Catalog
- 1952 to 1954 1
- 1955 to 1959 21
- 1960 to 1964 55
- 1965 to 1969 116
- 1970 to 1974 126
- 1975 to 1979 236
- 1980 to 1984 279
- 1985 to 1989 425
- 1990 to 1994 369
- 1995 to 1999 282
- 2000 to 2004 288
- 2005 to 2009 212
- 2010 to 2014 65
- 2015 to 2019 18