Elizabeth Falls, Daughter of William Falls and Mary Ann Moore, born in Meigs Co., TN

Looking for a marriage record for a Mr.- ?----? Falls/Fauls to an Elizabeth? Or an Elizabeth Falls/Fauls to a Mr. ???

Elizabeth ?? Falls was born about 1837 and she had her first child listed as William Robert Falls born in 1870. McMinn County.

Trying to locate who Elizabeth Falls husband is, or the father of William .

Thank you so much for your time.