There is another fast growing site for New York that you should be aware of. And that is NY State Historic Newspapers. They are adding and updating titles at a very rapid rate and now have about 7.5 million pages available.
All of the counties in the state are now represented. It is brought to you by the Northern New York Library Network in partnership with the Empire State Library Network. You should take advantage of this resource and check back often.
Here are the latest added and updated newspapers included in the August and September, 2017 update:
Buffalo, Erie County, New York, 1861-1875
Buffalo, Erie County, New York, 1876-1885
Buffalo, Erie County, New York, 1848-1857
[Buffalo, Erie County, New York], 1857-1859
Buffalo, Erie County, New York, 1847-1847
Buffalo, Erie County, New York, 1852-1877
Tarrytown, Westchester County, New York, 1912-1931
For a complete list of all this collection's titles as well as all New York titles available online, go to New York Online Historical Newspapers Summary.
Good luck with your research!
For other states and additional Newspaper research resources, check out the Newspapers! page.