An internet article about the history of automobiles would not be considered a primary source. A primary source is an original document or record that provides direct evidence or firsthand testimony about a subject, event, or phenomenon. Examples of primary sources include:
- Diaries or journals
- Original research reports
- Interviews or oral histories
- Photographs
- Letters or correspondence
- Official documents or government records
- Artworks or artifacts
If you were looking for an example of a primary source related to the history of automobiles, it could be an original patent application for a car, a letter from a car manufacturer, or a firsthand account from someone involved in the automobile industry during its early days.