Date: Check the date of original publication to see if it matches the type period you are studying. If there is an author for your work, check birth/death dates to see if they correspond to the time period you are researching. (note: if the work is facsimile or reprint, you may have a primary source. Limiting sources to a specific date or date range will help you to locate contemporary sources published at the time of an event.
Author: Search a person's name by author (not subject). With this search, you may find diaries, correspondence, personal narratives, etc..
Primary Source Words: Often found in the subject heading of a record, here are some examples:
Pair these terms with the appropriate keyword or subject heading.