2. Click the Advanced Search link toward the top of the ProQuest homepage.
3. Scroll down to the Document Type options and select Editorial.
4. Type your keywords in the search box at the top of the page, and click search.
5. Browse your results!
NOTE: You'll find an editorial filter in the EBSCO Database Suite as well (scroll down to the Document Type box and choose Editorial from the list, then search by keyword).