Addition to diaper setNancv Christine Covarrubias made “aI/perfect landing ’ on February 28 at 8:50 a.m. just missing having to cope with a Leap Year birthday for the rest of her life.She was born at the George Air Force Base in Victorville weighing 7 pounds 3 ounces and all of 21 inches tali. She is the daughter of Airman second class and Mrs. Victor Covarrubias and the granddaughter of Mr. and Mrs. Flmer Daily of Woodland and Mr. and Mrs. Alfredo Covarrubias of Davis.Nancy is the niece of Airman second class and Mrs. Bruce Torgeson. Her uncle left last week for Tan Phu, Vietnam.