Searching for information on Ludwig Opper married to Marie Wagenbach. they had a daughter named Margarete Opper b:1911 in Hessen, Alten-Buseck, Germany. She married Heinrich Ludwig Otto Liebegott. He went by "Otto". He was b: 1914 in Bleichenbelg, Hessen, Germany and they had 4 children, all born in Giessen, Germany. Any information would be greatly appreciated. betsy