Primary Source Set: The Constitution This Primary Source Set includes images, documents, maps, sound files and analysis tools to help teach about the United States Constitution. September 17, 1787 Members of the Constitutional Convention signed the final draft of the Constitution on September 17, 1787.
Misty Osgood. A newspaper is a primary historical source that can provide varying viewpoints. A text book is a secondary historical source that provides varying viewpoints about a given topic.
1 of or concerned with history as a science: the historical method. 2  providing evidence for a fact of history; serving as a source of history: a historical document. 3  based on or suggested by people or events of the past: a historical novel.