Who wrote it? What could their biases and affiliations be?
What
What kind of source is it? A book? A newspaper article?
What claims does the source make? What is its argument or thesis?
Where
Where was it published? In an encyclopedia? Online? What country?
When
When was it written? What time frame does it cover?
Why
Why did the author write it?
Why might it be useful to my own argument or research questions?
Analyzing Primary Sources
Primary sources need to be evaluated and analyzed before you use them in your research, just like any other resource. Here are some helpful guides and worksheets for evaluating primary sources:
Document Analysis Worksheets: These worksheets from the National Archives and Records Administration (NARA) include worksheets for specific types of primary sources (photographs, documents, videos, etc.) You can use these for any primary source you use.