Appollonia SCHWERDTFEGER m John CLEMENS c1812 possibly in or near Ilbesheim, Rhinepfalz, Ger. John CLEMENS was b 1790, Ger. & d 1864 Crawford Co. PA. John & Appollonia were listed on the 1850 Erie Co. PA census. Their children believed to be John, Friedrich, Nicholas, Henry, Peter, and MargaretJane, all of whom were b in Ger. Any help on this family appreciated.