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Primary Sources for Historical Research

Descriptions and links to digitized primary sources, as well as print collections of newspapers, diaries, correspondence and other primary sources

Nineteenth Century and Earlier

Twentieth Century

Library of Congress American Memory collections

The Library of Congress has many digitized documents available in collections that can be searched by keyword or browsed by topic, author, time period, geographic area, or document type.

A few particularly notable collections include:

This is just a small sample of the collections offered there.

Other notable online collections