ECU Libraries Catalog
- 1880 to 1889 1
- 1890 to 1899 2
- 1900 to 1909 0
- 1910 to 1919 2
- 1920 to 1929 22
- 1930 to 1939 44
- 1940 to 1949 56
- 1950 to 1959 92
- 1960 to 1969 284
- 1970 to 1979 386
- 1980 to 1989 906
- 1990 to 1999 1,418
- 2000 to 2009 1,319
- 2010 to 2019 928
- 2020 to 2024 130