ISO father's birth mother, his DOB 11/24/47

Originally Posted By TracyMy father does not know that I am looking for his mother, but I know that he was born in Washington, D.C. on November 24, 1947. His mother had long red hair and was not married and my grandparents chased the ambulance from the hospital to the orphanage in order to take my father home. My grandparents are William Joseph Greer and Mary Catherine Greer. If you know anything about my father's mother I would really appreciate the help.Thanks,Tracy