Hello! I believe I have information on your Cynthia. Her parents were Rachel Davidson and Samuel McKee. Their youngest child, Eli, was my great-great-grandfather.Do you know where the Osborne family lived?I believe they may have lived in Tippecanoe Co., Indiana. Cynthia was born in 1800 and was next to the youngest.If this is of interest to you, let me know!I would like to find out more about Rachel and Samuel.