My gg grandparents Fannie M. Gibbs married to Joseph Coates Dernberger. Fannie Gibbs was born 9/10/1845, died 2/13/1926.Possibly born, raised, or lived in Warren Co. NJ. Joseph Dernberger Born 2/11/1843, died 11/22/1908. Also possibly born,raised, or lived in the same area. Their son, my g grandfather, named Frederick Dernberger, also brothers named Arthur and Nelson. Frederick married Mabel(Mable) Rowley. Most of my family resides today in the Michigan area, possibly some still in the NJ and NY area. Any information on my ancestors would be greatly appreciated. Thank you.