"Hidden Treasures" Yard Sale at St. Rose of Lima Catholic Church, 6447 Park Ave. in Milton FL, across from Winn-Dixie off Dogwood Drive.   "Sneak Peak" Sale Friday night August 9, 5 to 7 PM with $3 admission.  Saturday, August 10, from 7 AM to 2 PM.  Clothing, electronics, books, dvd's, household goods, garden supplies, small appliances, furniture and more.  All proceeds will be given to Santa Rosa County charities.  For more information, contact M. Recke 485-2449.