Services for Mrs. Lilo Yondorf, 106 Brookside Lane, Fayetteville who died December 30, 1972 at State University Hospital, were held Tuesday at the Birnbaum Funeral Chapel, DeWitt. Burial was in Adath Yeshurun Cemetery. A resident of the area 20 years, Mrs. Yondorf was a member of Temple Adath Yeshurun and its Sisterhood. She had been a Girl Scout troop leader and was a member of the Womens Garden Club. She is survived by her husband, Rudolf Yondorf; a daughter, Miss Carol J. Yondorf; her mother, Mrs. Else Seidenberger, and a sister Miss Marianne Seidenberger both of New York City