The latest additions to Chronicling America fill in a gap in a time period regularly taught in K-12. If you teach anything about the Revolutionary War period, you'll want to read about the newly available digital content from 18th century newspapers from the three early capitals of the United States - New York City, Philadelphia, and Washington, DC:
http://blogs.loc.gov/loc/2016/08/headlines-from-americas-earliest-days/
@TeachingLC, always on top of all things helpful to teachers, already tweeted out newspaper coverage of George Washington's inauguration today.