Looking Fortruman Gardner B Abt 1800 IN NY

Looking for birth records or ancesters of my Great-Great Grandfather Truman Gardner, born 1798 or 1803 in NY. Married Sallie White about 1832. Also lived in PA and OH before dying in Logan County, IL.
Truman and Sallie had 7 children: William H., John, Giles, DeWitt, J.M., Julie? and Elisha. Any info would be appreciated. Contact me at: kengardner1@comcast.net