Family Tree

I wont to see how far back i can track my family . on my dad side johnson I know my grandpapa wus born and raised in Ringgold ga . his names wus joe m johnson wus married to irene emma collins from tennessee they had 14 kids. I would like to know about both of them johnson and collins.papa Joe had a 2 brothers sam - harmen. his dads name wus john. Grannie Irene all i know about her is she had 2 sisters edith,paulin johnson,2 brothes i think jw,Carl. they were from Tennessee.Right out from Lenoir city tenn. on the other side of the dam.