Index of Library of Congress Research Guides Research guides to the Library's collections, as well as subject guides prepared by Library of Congress staff, are listed below. More online guides covering other Library of Congress collections are available via the

This is a growing collection of contemporary open access e-books. The books in this collection cover a wide range of subjects, including history, music, poetry, technology, and works of fiction. Most of the books in this collection were published in English, but there are some titles in other languages. All of the books in this collection were published under open access licenses and may be read online or downloaded as a PDF or as an EPUB.