You can modify your seach by entering additional terms to your search by typing them in the box. In our example, we could add united states to limit our results to those that also have "United States" in the subject field.
Some of the materials in the library may not be in English. You can select English from the dropdown box to limit the results to those in English.
Clicking on the arrow allows you to choose to limit your results to printed materials, videos, internet/CD, or other types of materials. Useful information comes in all these formats, so you will probably want to leave this set on ANY.
You can identify materials published after a given date or before a specific date by entering dates in one of these boxes. This option might be useful if you want only very recent or older materials.