ECU Libraries Catalog
- 1481 to 1499 439
- 1500 to 1549 4,665
- 1550 to 1599 11,947
- 1600 to 1649 46,209
- 1650 to 1699 78,036
- 1700 to 1749 95,249
- 1750 to 1799 198,598
- 1800 to 1849 153,166
- 1850 to 1899 92,189
- 1900 to 1949 167,080
- 1950 to 1999 896,476
- 2000 to 2019 913,139