Documents, letters, and other writings from a specific time period provide direct evidence for you to interpret. These kinds of primary sources may be located online, in printed collections, or in archives. The resources and tools on this page give you some starting points for identifying primary sources which answer your questions.
Primary source texts that have been edited, reprinted in facsimiles, or transferred to microfilm can be borrowed through E Z Borrow or interlibrary loan if they are not in Tripod.
A. Many of them will be listed in Tripod and WorldCat under subject terms which include such words as "sources," "letters," "diaries," or "personal narratives." For example, the search:
(sources OR letters OR "personal narratives") [subject] (philadelphia) [subject] = 156 results including:
1) Kidnappers in Philadelphia: Isaac Hopper's Tales of oppression, 1780-1843
Author: Isaac T. Hopper. Publication: Garland, 1994 (Concerning the escape of fugitive slaves)
2) Batiendo la olla =Stirring the pot : a cross-generational comparison and self-study by second generation Puerto Ricans in Philadelphia
Author: Rick Hall. Publication: : Taller Puertorriqueno, 1979
B. Another search strategy for primary sources is to use a publication date range to focus results:
Results include: Medical problems of immigration: Being the papers and their discussion presented at the XXXVII annual meeting of the American academy of medicine, held at Atlantic City, June 1, 1912. Full text in Hathi Trust.
American Magazine and News Articles from the 19th and Early 20th Centuries
Eakins, Thomas, The Agnew Clinic, 1889 (Source: Wikimedia Commons)
Dr. D. Hayes Agnew, professor of surgery, lectures to students at the University of Pennsylvania