U.S. Congressional Serial Set (1817-1980) The Reports, Documents, and Journals of the U.S. Senate and House of Representatives. A rich source of primary source material on all aspects of American history.
Search by keyword for primary sources in the 5 College catalog
You can search the catalog to find direct references to primary source material. Here are some words to include as keywords that would identify a source as primary:
Primary sources provide first-hand testimony or direct evidence concerning a topic under investigation.
What about Science? In the sciences, a primary source is the published result of experimental or observational research.