Here's a great definition of primary sources from the American Library Association
--Using Primary Sources on the Web, rev. 2008.
Not sure how to work with primary sources? Here are some great tips:
Start with the basic questions:
· What? – What type of material is it? Document, photograph, government publication…
· Who? – Who created the material? Where did it come from? Can its origin be determined?
· When? – Where does the item fit into the chronology of the period being studied? How close to the person or event is the material?
· Why? – For whom and to what purpose was the material created? What biases may inherently or intentionally exist in it?
Interpret your findings—given the facts about the items, interrogate it:
Interrogate primary sources just as critically as secondary sources or the opinions of other scholars and students.
For example, reading a photographic image as text: