Check out Mary Engle Pennington's haircuts throughout her career:
Mary Engle Pennington had various hairstyles during her lifetime. She reached fame as a great chemist and engineer. However, the American bacteriological chemist and refrigeration engineer. was specially known for her remarkable fashion sense and her pleasant personality. Before her passing at age 80 she was often in the spotlight of tabloids due to her fine hair and looks. Check out Mary Engle Pennington's former looks in the image gallery right here: