Looking for Family Members of John Layton Mcfadden and Barbara Hoffman

Looking for more information on my 4th great grandparents: John Layton McFadden and Barbara Hoffman. Both of Pennsylvania.

John came from Luzerne, PA. Barbara was from Venango Cty, PA.

Their son James McFadden married Nancy Ellen McMurdy.

Their son William John McFadden married Anna Jane Latchaw (Latshaw).

Their son Charles Warren McFadden married Alma Stillwagon.

Their daughter Winifred H McFadden married Albert M Buchanan.

Their daughter Edith L Buchanan married William C Bell....they are my parents.