ANTIQUES ROADSHOW host Mark L. Walberg and appraiser Stuart Whitehurst visit Phoenix' Hall of Flame Museum, home to the largest collection of fire-fighting materials in North America. Program highlights include a circa 1905 advertising display for waterproof baby pants; a 1797 Chippendale marriage chest; and a collection of original Charles Schulz "Peanuts" artwork, valued at $350,000.