If you have Hudson River Valley ancestors/relatives and wish to search for articles about them, I encourage you to make use of this free resource, provided by the Hudson River Valley Heritage service.
Also I would encourage you to view this short video which demonstrates the navigation for this site. There are some interesting features that you will want to be aware of.
You can search this site at Hudson River Valley Historical Newspapers
If you are interested in other U.S. state, Canadian province and other collections from around the world, as well as tutorials and videos, click the links below:
Brooklyn, New York
Northern New York State
Pennsylvania Civil War Era
Rochester, New York Region