Primary sources are original materials that were created firsthand; they have not been run through the filter of interpretation.
Because primary sources are the documents or artifacts closest to the topic of investigation, they are a great way to gain insight into and an understanding of an event or topic. Often they are created during the time period that is being studied but they can also be produced later by eyewitnesses or participants.
You may find primary sources in their original format (usually in an archive) or reproduced in a variety of ways: books, microfilm, digital, etc.
Examples are:
Primary sources are the raw materials of historical research - they are the documents or artifacts closest to the topic of investigation. Often they are created during the time period that is being studied (correspondence, diaries, newspapers, government documents, art) but they can also be produced later by eyewitnesses or participants (memoirs, oral histories). You may find primary sources in their original format (usually in an archive) or reproduced in a variety of ways: books, microfilm, digital, etc.
From Clayton, Tricia. "What Are Primary Sources?" Primary Sources - History. Georgia State University Library. 26 Jan. 2010, Web 03 Feb. 2010.
Add these words to the end of your search for resources on any topic to focus your search specifically on primary sources:
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For example: american revolution sources