It can be helpful to browse directly in large ebook databases. Library ebook databases are listed by size of the collection, with notes on their general scope and usability.
HathiTrust is a digital library of 18 million items, of which 7 million are freely available for online reading. Hathi ebooks are primarily read-only, most do not enable downloads. Excellent source of public domain (pre-1928) titles. Guide to using HathiTrust.
Provides access to 250,000 e-books across academic disciplines on a user-friendly platform. Download/printing capability varies by title, usually 40% of the book. Full download is time-limited and requires Adobe Digital Editions (free). See user guide here.
Providing researchers with access to millions of scientific documents from journals, books, series, protocols, reference works and proceedings. Ebooks are downloadable by whole book or chapter, without printing restrictions.
JSTOR is an interdisciplinary & historical database providing access to more than 12 million academic journal articles, books, images, & primary sources. Ebooks are downloadable by chapter, without printing restrictions. Now includes Artstor's 2.5 million images. Tutorials for JSTOR and for ArtStor images.
Access to over 50,000 online ebooks, audiobooks, and videos about technology, digital media and business. Downloadable to CI students through the O'Reilly Education mobile app. See directions here.
Project Muse provides full-text access to over 700 journals and 70,000 ebooks. Provides high-quality, peer-reviewed Humanities and Social Science content. Ebooks are downloadable by chapter, without printing restrictions. Video tutorial.
Over 5,000 books on topics of equity, inclusion, and diversity. Download/printing capability varies by title, usually up to 100 pages of the book. Full download is time-limited and requires Adobe Digital Editions and an Ebsco account (both free). See user guide here.