- Primary sources: These are documents or other materials created at the time of the events being studied. Examples include diaries, letters, newspapers, court records, and government documents.
- Secondary sources: These are documents or other materials created after the events being studied. Examples include history books, encyclopedias, and biographies.
2. Oral Sources
- Interviews: These are conversations with people who have personal knowledge of the events being studied.
- Oral histories: These are collections of interviews that are recorded and preserved for future research.
3. Archaeological Sources
- Artifacts: These are objects that have been made or used by humans and that can be found at archaeological sites.
- Features: These are non-portable remains of human activity, such as buildings, roads, and canals.
- Ecofacts: These are plant and animal remains that can be found at archaeological sites.
4. Visual Sources
- Paintings: These are works of art that depict scenes or events from the past.
- Drawings: These are works of art that are created with lines.
- Photographs: These are images that are created with a camera.
- Maps: These are representations of the Earth's surface.