My grandfather John Ahrens came from Germany with his mother sometime in 1870's His birth date is July 3, 1870 I was told he was around 4 at the time.His mother's birthday is feb. 28 ???? Sophia married a man by the name of Schrader in western NY.I know there were several Schrader children.Karl, Lena, Reki, Louis, can't remember other names.John Ahrens Married a Gertrude J. Warren, m.1890? Probably in Cattaraugus County NY.Any information. Thanks.