Some Penn Library databases provide a way to limit your search to editorials.
ProQuest News & Newspaper - Go to "Advanced Search" located above the search box; enter your term(s) into the search box; under "Document type," select "Editorial" and click on the "Search" button to see your results.
Nexis Uni - To the left of the large search box, click on "All Nexis Uni;' select "News," and under "Article Type," check the box next to "Editorials & Opinions;" enter your search terms into the search box and click on the magnifying lens to the right to see your results.
Factiva - Under the "Free Text Search" box, click on the "Subject" arrow; click on the + sign next to "Content Types," then click on the word "Editorial," which will highlight it in yellow; enter your term(s) into the "Free Text Search" box; adjust the "Date" under the "Free Search Box;" scroll down and click on the arrow next to "More Options," and select “Headline and Lead Paragraph” from the drop down menu labeled "Search for free-text terms in" so that you get better, more relevant results; click on the "Search" button to see your results.
Getting your Op-Ed Published
Here are some resources on potential media outlets for your op-ed, along with the procedures for submitting op-eds to specific publications: