Madeline A. Knowles (born 1907)Knowles family✓Confirmed how we know thisVitalsBorn1907✓Confirmed how we know thisFamilyFatherWilliam L. Knowles (born 1867)Sources1930, ED 68-5, p.29, line 25View Madeline A. Knowles's family tree · See this person in the family network · Find how you are related