Begin with a Simple Keywords search
Find a book that is what you want, and use its subject headings to search for additional materials.
Use the LC Subject Heading search to find books about people (artists, musicians, politicians, etc.) and places (cities, states, countries, etc.)
Find Books Using Subject Headings
Often the most effective way to search for books on a topic is to find the LC (Library of Congress) Subject Heading for that topic and search using that LC Subject Heading.
To find an appropriate LC Subject Heading for your topic, start with a Simple Keywords search.
Example: to look for information about presidential elections in the United States, view this keyword search: presidential elections united states.
In the individual records from this search, you will find many possible subject headings. Here are a few: