British Library 19th Century Collection This link opens in a new window
Over 65,000 digitised texts from 1789-1914. A wide range of subject areas are covered, including philosophy, history, poetry and literature. Many diverse and fantastic illustrations are included in the page images - maps, geological diagrams, beautiful illustrations, comical satire, illuminated and decorative letters, colourful illustrations, landscapes, wall-paintings and more.
This database is hosted on the JISC Historical Texts platform, so look for the BL 19th Century link.