“If the baby arrives in time, the family will be all together,” say Mr. and Mrs. W. DonRackham of Provo who are happily looking forward to some holiday events. First they are awaiting a call from Salt Lake City announcing the birth of a new grandchild to their daughter, Larry Ann and her husband, Keith Andrews. Then for Christmas, they are expecting the arrival of their son, Dr. laurin Rackham, with his wife, Margaret, and children, Scott and Rebecca, from Los Angeles, Calif., and also their daughter, Janet, and her husband, Eric Broman, from Walla Walla, Wash.