Ann Maria (nee Osterhout) Edison, 91, died on Monday, January 25, 1993 from heart failure at the Caleb Hitchcock Health Center at Duncaster in Bloomfield, CT. She was a retired scientist who worked to improve public health services. She lived in West Orange, NJ. She was born in Oakland, CA and received her early education at home after her parents fled to the California mountains to escape the aftermath of the San Francisco earthquake in 1906. She was taught by her parents. Her father was a botanist and her mother was an artist. She moved to Cambridge with her family when her father found a teaching job at Harvard. After studies at Cambridge Upper School in Weston, she graduated from Vassar College in 1925 and received a degree in pharmacy from Rutgers University in 1935. She graduated from New Jersey College of Pharmacy with a Bachelor of Science degree in 1937, serving a six-month internship at Orange Memorial Hospital. In 1938, she worked as a clerk in a Montclair drug store for six months. During World War II, she taught first aid for the American Red Cross and helped establish a blood bank. As a registered pharmacist, she worked in the research laboratory at the Merck Institute for Therapeutic Research in Rahway, NJ from 1941 until 1951. She later worked in the laboratories of Thomas Alva Edison Incorporated in New Jersey, which consolidated various businesses organized and founded by the inventor. She received her master's degree in public health from Columbia University in the 1950s. She was a trustee of New Jersey Orthopedic Hospital from 1933 to 1950, when she became first vice president of the Hospital Center at Orange, NJ and helped establish the Child Guidance Clinic of the Oranges and Maplewood. In 1950, she was appointed to the New Jersey Medical School Commission to study the need for a state medical school. She owned the Andrew and Mary Winter art studio on Monhegan Island in Maine, where she was also active in conservation work. She is the wife of the late Theodore Edison, the daughter-in-law of the late Thomas Alva Edison, and daughter of the late Professor Winthrop John Osterhout, formerly of the Harvard and Brown University faculties and then with the Rockefeller Institute of Medical Research. She leaves several nieces and nephews, grand-nieces and grand-nephews. A memorial service was planned.