I posted yesterday about the External Databases on the NEHGS http://www.americanancestors.org/ website. One of them is the Early American Newspapers, Series I, 1690-1876 provided by Newsbank (and probably accessible through http://www.genealogybank.com/, a commercial service).
I clicked on the link for this database on the http://www.americanancestors.org/ page for External Databases, and saw the Newsbank page with the link for the America's Historical Newspapers database:
I clicked on the link and the database description with a Keyword search box appeared. For this search, I input the name "jonathan lewis" (in quotes) plus "richmond" (where he lived) to see if there were any articles about Jonathan Lewis of Staten Island in Richmond County, NY. I have three ancestral families headed by a Jonathan Lewis there, so I thought there might be a good chance of finding an article. Here is the screen:
There were several articles that concerned Jonathan Lewis who died in 1785 in Richmond County, NY. Here's what one of them looked like on my screen: