I have traced back a Sarah Elizabeth Allen b.1843 d. 4-April-1896 in Fall Creek,IL. She married my ggrandfather Joseph Milton Johnson. I have found him in the Keokuk,IA. area working on the railroad. He enlisted in the Civil War at Montrose,IA just north of Keokuk. Sarah had been married twice before to a Conner's and a Denton in the Adams Co. IL. area. Please contact me if there are any connections.