Mrs. Charles F. CostelloDoubie RingsUnite MillikanHigh GradsIn a recent double ring ceremony solemnized at Saint Maria Gnretti Catholic Church, Maridon Cecelia Hollon and Charles Francis Costello repeated marriage vows in the presence of 250 guests.The bride, daughter of Mr. and Mrs. Edward Holton, 2808 Foreman Ave., was escorted to the altar by her father. She was gowned in white Chantilly lace over satin worn with fingertip veil caught to a sequin and pearl head piece.* * * *MAID of honor was Jo-lynne Holton, the bride's sister, and bridesmaids were Judy Anderson, Rau-line Treosti and Pat Malone.The bridegroom, son of Mr. and Mrs. John F. Costello, 3728 Lees Ave., asked his cousin, Robert Lavin, to serve as best man, Ushers were Mike Stapp, Russell Uloth and Jim Herrell, + * * *THE newlyweds are both graduates of Millikan High where the bride was a member of Anu Welfare Club and the bridegroom, who is now continuing his education at Long Beach City College, of Lambda Sigma,