The document discusses archives and the types of primary sources they contain, including personal papers, legal documents, and records from organizations and social groups. It notes that primary sources provide first-hand accounts of events, unlike secondary sources. Archives house unique items and require assistance from archivists to access and interpret their materials, while libraries maintain published works that patrons can generally access without help. The document gives examples of primary sources in a regional archives, including oral histories and records about a garment workers' strike. It outlines steps for analyzing primary sources, including considering their context, assessing any biases, and drawing warranted conclusions.