The search box on the main library webpage (use Advanced Search) is a good place to begin a search for primary sources. The library uses Library of Congress subject headings to classify the books in the collection and there are a number of Library of Congress subheadings that point to primary sources. They are:
Many primary documents are reprinted in published sources such as Documents of American History, Annals of America, and Speeches of the American Presidents and these and others are available in the library.
Instituted in 1963 as Special Collections and renamed in 2003 to honor its founder, the Howard Gotlieb Archival Research Center is the repository for individuals in the fields of literature, criticism, journalism, drama, music, film, civil rights, diplomacy and national affairs.
Beginning with the sixteenth century, the historical collections include documents of United States presidents and the signers of the Declaration of Independence. Other historical holdings include papers relating to the areas of military history, Eighteenth Century Americana, nursing history, Abraham Lincoln, Theodore Roosevelt and Franz Liszt. There are also individual letters and documents from monarchs, writers and major historical figures.