Kathy, My Earharts may be related to yours. Jacob Felker B 179?, was the son of Michael and Mary M.Earhart Felker. They came to Rutherford County, Tn. from Lincoln County,North Carolina with the Earhart family.
My Ancestor Jacob Felker Married Sarah Jackson in 1817, in Nashville, Davidson Co., Tn.. I do not have the names of his Mother, Mary Magdelena Earharts Felkers siblings.
You might want to check Rutherford County, records, its right next to Davidson.