If you want to read the old newspapers which is 10 years or more than older, then you have to go to the library and search for the particular year. Its time consuming. Now Google made it easy and you can read it from your home computer. After 2 years, Google again launched Google Newspaper Archive.
Google relaunched this service and it has a new design. This new design makes easy to browse to the old archives and it was separated with titles. You can find more than hundreds of newspapers under each title.
You can access Google newspaper Archive here.