Library » Primary Sources

Primary Sources

What Are Primary Sources?

"Primary sources provide first-hand testimony or direct evidence concerning a topic under investigation. They are characterized by their content, regardless of their format" (Primary Sources at Yale).
Examples of primary sources:
  • Artifacts (coins, plant specimens, fossils, furniture, tools, clothing; all from the time under study) 
  • Audio recordings (radio programs, podcasts) 
  • Diaries 
  • Internet communications on email, listservs Interviews (oral histories, telephone, email) 
  • Journal articles in peer-reviewed publications 
  • Letters 
  • Newspapers written at the time 
  • Original documents (birth certificate, will, marriage license, trial transcript)
  • Patents Photographs 
  • Proceedings of meetings, conferences and symposia 
  • Records of organizations, government agencies (annual report, treaty, constitution, government document) 
  • Speeches (including transcripts) 
  • Survey research (market surveys, public opinion polls) 
  • Video recordings (television programs) 
  • Works of art, architecture, literature, and music (paintings, sculptures, musical scores, buildings, novels, poems) 
  • Web site
 

What Are Secondary Sources?

"... [Secondary sources] are accounts written after the fact with the benefit of hindsight. They are interpretations and evaluations of primary sources" ("Primary, Secondary and Tertiary Sources").
Examples of secondary sources:
  • Bibliographies 
  • Biographical works 
  • Commentaries, criticisms 
  • Dictionaries, encyclopedias 
  • Histories 
  • Journal articles (depending on the discipline can be primary) 
  • Magazine and newspaper articles (this distinction varies by discipline) 
  • Monographs, other than fiction and autobiography 
  • Textbooks 
  • Web site (also considered primary)
 

Finding Primary Sources

 

Teaching with Primary Sources

Library of Congress Teachers Classroom materials and professional development to help teachers effectively use primary sources. 
  • SOAPS Primary Source Think Sheet Tool for evaluation of primary sources using the SOAPS mnemonic: Subject, Occasion and Audience, Purpose, Speaker 
  • Teaching with Documents include lesson plans from the National Archives. 
  • Teaching with Primary Sources using digital primary source materials from the Library of Congress.

Works Cited

"Primary, Secondary and Tertiary Sources." University Libraries. University of Maryland, 2013. Web. 31 July 2013.
Primary Sources at Yale. Yale University, 2008. Web. 31 July 2013.