MRS. CULLEN DIESEASTON, Md. «5—Funeral services will be beld tomorrow for Mrs. Mary Bartlett Dixon Cullen, 83-year-old widow of a famed Baltimore physician.Mrs. Cullen died yesterday at her home, Moreling Chance, near Easton. She had made her home there since the death in 1953 of her husband, Dr. Thoma* S. Cullen. :•